Finding the Fourth Proportional to 3,625,623.38, 5,438,356.07 and 1,705,470.29
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Solution
The fourth proportional to 3,625,623.38, 5,438,356.07 and 1,705,470.29 is: 2,558,168.27
Step by Step Solution
- Step 1: Write the proportion equation
3,625,623.38 : 5,438,356.07 = 1,705,470.29 : x - Step 2: Convert to fraction form
3,625,623.38/5,438,356.07 = 1,705,470.29/x - Step 3: Cross multiply
3,625,623.38x = 5,438,356.07 × 1,705,470.29 - Step 4: Simplify right side
3,625,623.38x = 9,274,954,676,634.38 - Step 5: Solve for x
x = 9,274,954,676,634.38/3,625,623.38 - Step 6: Final answer
x = 2,558,168.27
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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.