Finding the Fourth Proportional to 3,668,292.14, 5,053,915.98 and 2,838,512.70
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Solution
The fourth proportional to 3,668,292.14, 5,053,915.98 and 2,838,512.70 is: 3,910,703.99
Step by Step Solution
- Step 1: Write the proportion equation
3,668,292.14 : 5,053,915.98 = 2,838,512.70 : x - Step 2: Convert to fraction form
3,668,292.14/5,053,915.98 = 2,838,512.70/x - Step 3: Cross multiply
3,668,292.14x = 5,053,915.98 × 2,838,512.70 - Step 4: Simplify right side
3,668,292.14x = 14,345,604,693,962.95 - Step 5: Solve for x
x = 14,345,604,693,962.95/3,668,292.14 - Step 6: Final answer
x = 3,910,703.99
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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.