Question 1004531
The quarterly rate is {{{4.9/4=1.225}}} percent.


p is for how much to invest now, and the number of quarter periods is {{{18*4=72}}} periods.


{{{p*(1.01225)^72=1000000}}}
and you can use logarithm if you want.


{{{p=1000000/(1.01225)^72}}}
{{{highlight(p=416178)}}}