Finding the Fourth Proportional to 5,362,007.36, 8,042,940.84 and 1,318,530.08
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Solution
The fourth proportional to 5,362,007.36, 8,042,940.84 and 1,318,530.08 is: 1,977,777.86
Step by Step Solution
- Step 1: Write the proportion equation
5,362,007.36 : 8,042,940.84 = 1,318,530.08 : x - Step 2: Convert to fraction form
5,362,007.36/8,042,940.84 = 1,318,530.08/x - Step 3: Cross multiply
5,362,007.36x = 8,042,940.84 × 1,318,530.08 - Step 4: Simplify right side
5,362,007.36x = 10,604,859,429,200.47 - Step 5: Solve for x
x = 10,604,859,429,200.47/5,362,007.36 - Step 6: Final answer
x = 1,977,777.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.