Brian was supposed to make a payment of $4,000 in 2 years and another payment for $1,800 in 7 years to Maroon Inc. as part of a payment plan. Instead, she is trying to reach an agreement with the company where she would settle both payments in 4 years. Assume that money is worth 4.46% compounded semi-annually.

a. Calculate the equivalent value of the $4,000 payment and the $1,800 payment today.

Round to the nearest cent

b. Calculate the size of the payment required in 4 years to settle the amount.