Finding the Fourth Proportional to 3,747,635.08, 5,171,752.92 and 2,028,755.59
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Solution
The fourth proportional to 3,747,635.08, 5,171,752.92 and 2,028,755.59 is: 2,799,691.65
Step by Step Solution
- Step 1: Write the proportion equation
3,747,635.08 : 5,171,752.92 = 2,028,755.59 : x - Step 2: Convert to fraction form
3,747,635.08/5,171,752.92 = 2,028,755.59/x - Step 3: Cross multiply
3,747,635.08x = 5,171,752.92 × 2,028,755.59 - Step 4: Simplify right side
3,747,635.08x = 10,492,222,620,690.06 - Step 5: Solve for x
x = 10,492,222,620,690.06/3,747,635.08 - Step 6: Final answer
x = 2,799,691.65
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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.