Finding the Fourth Proportional to 2,135,007.92, 3,202,676.01 and 618,711.62
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Solution
The fourth proportional to 2,135,007.92, 3,202,676.01 and 618,711.62 is: 928,114.99
Step by Step Solution
- Step 1: Write the proportion equation
2,135,007.92 : 3,202,676.01 = 618,711.62 : x - Step 2: Convert to fraction form
2,135,007.92/3,202,676.01 = 618,711.62/x - Step 3: Cross multiply
2,135,007.92x = 3,202,676.01 × 618,711.62 - Step 4: Simplify right side
2,135,007.92x = 1,981,532,846,468.86 - Step 5: Solve for x
x = 1,981,532,846,468.86/2,135,007.92 - Step 6: Final answer
x = 928,114.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.