VBN's home currency is the V$.

VBN's home currency is the V$. On 1 January, VBN must make a payment of C$2 million on 31 March of that same year.

On 1 January the spot exchange rate was V$1 = C$0.4.

On 1 January VBN paid $180,000 for a call option to buy C$2 million for V$5.5 million on 31 March. VBN's cost of borrowing was 8% per year.

On 31 March the spot rate was V$1 = C$0.45.

What was the total cost, including the cost of the option, of settling the payable?