Finding the Fourth Proportional to 4,098,920.80, 6,148,381.20 and 4,035,935.20
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Solution
The fourth proportional to 4,098,920.80, 6,148,381.20 and 4,035,935.20 is: 6,053,902.80
Step by Step Solution
- Step 1: Write the proportion equation
4,098,920.80 : 6,148,381.20 = 4,035,935.20 : x - Step 2: Convert to fraction form
4,098,920.80/6,148,381.20 = 4,035,935.20/x - Step 3: Cross multiply
4,098,920.80x = 6,148,381.20 × 4,035,935.20 - Step 4: Simplify right side
4,098,920.80x = 24,814,468,108,098.24 - Step 5: Solve for x
x = 24,814,468,108,098.24/4,098,920.80 - Step 6: Final answer
x = 6,053,902.80
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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.