document.write( "Question 986761: Present value: Cheryl wants to have 4,600$ in spending money to take on a trip to Disney world in 3 years. How much must she deposit now in a savings account that pays 4% to have the money she needs in three years? \r
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document.write( "To have 4600$ in 3 years Cheryl would need to deposit ? $_______ \n" );
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Algebra.Com's Answer #607533 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! 4600=Po{1+0.04)^3 \n" ); document.write( "ln of both sides \n" ); document.write( "8.4338=3ln(1+0.04)+ln (Po) \n" ); document.write( "add logs when the numbers are being multiplied \n" ); document.write( "8.4338=0.11766+ln(Po) \n" ); document.write( "8.3161=ln Po. \n" ); document.write( "Raise to the e power and now round (I rounded here, but keep it unrounded on calculator) \n" ); document.write( "$4089.38 \n" ); document.write( "4089.38(1.04)^3= \n" ); document.write( "(1.04^3=1.1248 \n" ); document.write( "4089.38*1.1248=$4600. \n" ); document.write( " |