SOLUTION: The sum of 3 numbers in arithmetic progression is 39. If these numbers are increased by 1,5,and 12 respectively the new numbers will be in geometric progression. Find the aecond te
Algebra.Com
Question 1117443: The sum of 3 numbers in arithmetic progression is 39. If these numbers are increased by 1,5,and 12 respectively the new numbers will be in geometric progression. Find the aecond term of the geometric progression?
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
did you mean to say, "the sum of the FIRST 3 numbers of an arithmetic sequence is 39"?
:
RELATED QUESTIONS
Three positive numbers form an arithmetic progression; their sum is 18. If the first... (answered by ikleyn)
three numbers are in arithmetic progression. their sum and sum of their squares is 126.... (answered by ikleyn)
three numbers are in arithmetic progression. their sum and sum of their squares is 126.... (answered by ikleyn,Edwin McCravy)
The first term of an arithmetic progression is 12 and the sum of the first 16 terms is... (answered by greenestamps)
The digits of a three digit number form an arithmetic
progression. If the first and... (answered by Edwin McCravy)
Three numbers are in an arithmetic progression with a common difference of 6. If 4 is... (answered by greenestamps)
The sum of 3 numbers in arithmetic progression is 18,the sum of their squares is 206.find (answered by richwmiller)
Let there are four numbers, the first three are geometric progression and the last three... (answered by greenestamps)
Find three numbers in arithmetic progression whose sum and product are six and six... (answered by ikleyn)