Find the Final Amount (Rounded to the Nearest Dollar) in This

Multiple Choice

Find the final amount (rounded to the nearest dollar) in this retirement account, in which the rate of return on the account and the regular contribution change over time.
-$2000 per quarter invested at $4.6 \%$ , compounded quarterly, for 15 years; then $\$ 2500$ per quarter invested at $7.5 \%$ , compounded quarterly, for 25 years.

A) About $\$ 1,819,945$
B) About $\$ 1,950,416$
C) About $\$ 892,602$
D) About $\$ 3,067,815$