Finding the Fourth Proportional to 912,134.52, 1,258,093.62 and 696,902.13
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Solution
The fourth proportional to 912,134.52, 1,258,093.62 and 696,902.13 is: 961,226.78
Step by Step Solution
- Step 1: Write the proportion equation
912,134.52 : 1,258,093.62 = 696,902.13 : x - Step 2: Convert to fraction form
912,134.52/1,258,093.62 = 696,902.13/x - Step 3: Cross multiply
912,134.52x = 1,258,093.62 × 696,902.13 - Step 4: Simplify right side
912,134.52x = 876,768,123,517.41 - Step 5: Solve for x
x = 876,768,123,517.41/912,134.52 - Step 6: Final answer
x = 961,226.78
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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.