Finding the Fourth Proportional to 4,715,480.92, 7,074,601.62 and 1,520,542.84
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Solution
The fourth proportional to 4,715,480.92, 7,074,601.62 and 1,520,542.84 is: 2,281,259.33
Step by Step Solution
- Step 1: Write the proportion equation
4,715,480.92 : 7,074,601.62 = 1,520,542.84 : x - Step 2: Convert to fraction form
4,715,480.92/7,074,601.62 = 1,520,542.84/x - Step 3: Cross multiply
4,715,480.92x = 7,074,601.62 × 1,520,542.84 - Step 4: Simplify right side
4,715,480.92x = 10,757,234,839,143.40 - Step 5: Solve for x
x = 10,757,234,839,143.40/4,715,480.92 - Step 6: Final answer
x = 2,281,259.33
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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.