Common use of Payment Amount Clause in Contracts

Payment Amount. $ (Contract Quantity 1 x Contract Price 1 + Contract Quantity 2 x Contract Price 2)

Payment Amount. $ (Contract Quantity 1 x Contract Price 1 + Contract Quantity 2 x Contract Price 22 + Contract Quantity 3 x Contract Price 3)

Payment Amount. $ _____________ (Contract Quantity 1 x Contract Price 1 + Contract Quantity 2 x Contract Price 2)