Finding the Fourth Proportional to 3,862,251.40, 5,798,906.70 and 2,182,635.40
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Solution
The fourth proportional to 3,862,251.40, 5,798,906.70 and 2,182,635.40 is: 3,277,077.99
Step by Step Solution
- Step 1: Write the proportion equation
3,862,251.40 : 5,798,906.70 = 2,182,635.40 : x - Step 2: Convert to fraction form
3,862,251.40/5,798,906.70 = 2,182,635.40/x - Step 3: Cross multiply
3,862,251.40x = 5,798,906.70 × 2,182,635.40 - Step 4: Simplify right side
3,862,251.40x = 12,656,899,044,717.18 - Step 5: Solve for x
x = 12,656,899,044,717.18/3,862,251.40 - Step 6: Final answer
x = 3,277,077.99
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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.