Finding the Fourth Proportional to 5,396,415.52, 7,446,761.04 and 2,981,812
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Solution
The fourth proportional to 5,396,415.52, 7,446,761.04 and 2,981,812 is: 4,114,739.01
Step by Step Solution
- Step 1: Write the proportion equation
5,396,415.52 : 7,446,761.04 = 2,981,812 : x - Step 2: Convert to fraction form
5,396,415.52/7,446,761.04 = 2,981,812/x - Step 3: Cross multiply
5,396,415.52x = 7,446,761.04 × 2,981,812 - Step 4: Simplify right side
5,396,415.52x = 22,204,841,430,204.48 - Step 5: Solve for x
x = 22,204,841,430,204.48/5,396,415.52 - Step 6: Final answer
x = 4,114,739.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.