Foreign Currency Transaction Gain Calculation

ABC Inc. is a U.S.-based multinational company that operates in several countries, including Brazil. The company engaged in a foreign currency transaction where it paid 1,000,000 Brazilian Reais (BRL) for a service at the exchange rate of 5 BRL/USD on the date of transaction. However, at the time of payment, the exchange rate had changed to 4.5 BRL/USD. As a result of this transaction, ABC Inc. needs to consider the effects of currency fluctuations on its financial statements.

In its financial records, what amount should ABC Inc. recognize as the currency transaction effect in USD?