Finding the Fourth Proportional to 3,377,070.28, 4,660,358.41 and 1,828,331.87
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Solution
The fourth proportional to 3,377,070.28, 4,660,358.41 and 1,828,331.87 is: 2,523,098.76
Step by Step Solution
- Step 1: Write the proportion equation
3,377,070.28 : 4,660,358.41 = 1,828,331.87 : x - Step 2: Convert to fraction form
3,377,070.28/4,660,358.41 = 1,828,331.87/x - Step 3: Cross multiply
3,377,070.28x = 4,660,358.41 × 1,828,331.87 - Step 4: Simplify right side
3,377,070.28x = 8,520,681,830,073.11 - Step 5: Solve for x
x = 8,520,681,830,073.11/3,377,070.28 - Step 6: Final answer
x = 2,523,098.76
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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.