Finding the Fourth Proportional to 2,102,439.13, 3,154,390.56 and 663,344.73
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Solution
The fourth proportional to 2,102,439.13, 3,154,390.56 and 663,344.73 is: 995,248.01
Step by Step Solution
- Step 1: Write the proportion equation
2,102,439.13 : 3,154,390.56 = 663,344.73 : x - Step 2: Convert to fraction form
2,102,439.13/3,154,390.56 = 663,344.73/x - Step 3: Cross multiply
2,102,439.13x = 3,154,390.56 × 663,344.73 - Step 4: Simplify right side
2,102,439.13x = 2,092,448,354,337.75 - Step 5: Solve for x
x = 2,092,448,354,337.75/2,102,439.13 - Step 6: Final answer
x = 995,248.01
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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.