Finding the Fourth Proportional to 994,886.43, 1,372,553.55 and 612,248.91
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Solution
The fourth proportional to 994,886.43, 1,372,553.55 and 612,248.91 is: 844,663.66
Step by Step Solution
- Step 1: Write the proportion equation
994,886.43 : 1,372,553.55 = 612,248.91 : x - Step 2: Convert to fraction form
994,886.43/1,372,553.55 = 612,248.91/x - Step 3: Cross multiply
994,886.43x = 1,372,553.55 × 612,248.91 - Step 4: Simplify right side
994,886.43x = 840,344,414,904.13 - Step 5: Solve for x
x = 840,344,414,904.13/994,886.43 - Step 6: Final answer
x = 844,663.66
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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.