Finding the Fourth Proportional to 5,679,803.99, 8,522,805.65 and 3,288,319.49
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Solution
The fourth proportional to 5,679,803.99, 8,522,805.65 and 3,288,319.49 is: 4,934,273.78
Step by Step Solution
- Step 1: Write the proportion equation
5,679,803.99 : 8,522,805.65 = 3,288,319.49 : x - Step 2: Convert to fraction form
5,679,803.99/8,522,805.65 = 3,288,319.49/x - Step 3: Cross multiply
5,679,803.99x = 8,522,805.65 × 3,288,319.49 - Step 4: Simplify right side
5,679,803.99x = 28,025,707,928,377.12 - Step 5: Solve for x
x = 28,025,707,928,377.12/5,679,803.99 - Step 6: Final answer
x = 4,934,273.78
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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.