Finding the Fourth Proportional to 4,865,245.92, 6,715,105.20 and 2,829,229.92
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Solution
The fourth proportional to 4,865,245.92, 6,715,105.20 and 2,829,229.92 is: 3,904,957.09
Step by Step Solution
- Step 1: Write the proportion equation
4,865,245.92 : 6,715,105.20 = 2,829,229.92 : x - Step 2: Convert to fraction form
4,865,245.92/6,715,105.20 = 2,829,229.92/x - Step 3: Cross multiply
4,865,245.92x = 6,715,105.20 × 2,829,229.92 - Step 4: Simplify right side
4,865,245.92x = 18,998,576,547,787.59 - Step 5: Solve for x
x = 18,998,576,547,787.59/4,865,245.92 - Step 6: Final answer
x = 3,904,957.09
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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.