Finding the Fourth Proportional to 4,132,545.68, 6,198,468.60 and 1,436,178.80
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Solution
The fourth proportional to 4,132,545.68, 6,198,468.60 and 1,436,178.80 is: 2,154,146.59
Step by Step Solution
- Step 1: Write the proportion equation
4,132,545.68 : 6,198,468.60 = 1,436,178.80 : x - Step 2: Convert to fraction form
4,132,545.68/6,198,468.60 = 1,436,178.80/x - Step 3: Cross multiply
4,132,545.68x = 6,198,468.60 × 1,436,178.80 - Step 4: Simplify right side
4,132,545.68x = 8,902,109,195,785.68 - Step 5: Solve for x
x = 8,902,109,195,785.68/4,132,545.68 - Step 6: Final answer
x = 2,154,146.59
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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.