Finding the Fourth Proportional to 3,592,248.96, 4,957,279.20 and 1,982,616.96
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Solution
The fourth proportional to 3,592,248.96, 4,957,279.20 and 1,982,616.96 is: 2,735,997.96
Step by Step Solution
- Step 1: Write the proportion equation
3,592,248.96 : 4,957,279.20 = 1,982,616.96 : x - Step 2: Convert to fraction form
3,592,248.96/4,957,279.20 = 1,982,616.96/x - Step 3: Cross multiply
3,592,248.96x = 4,957,279.20 × 1,982,616.96 - Step 4: Simplify right side
3,592,248.96x = 9,828,385,817,375.23 - Step 5: Solve for x
x = 9,828,385,817,375.23/3,592,248.96 - Step 6: Final answer
x = 2,735,997.96
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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.