Finding the Fourth Proportional to 4,518,660.69, 6,235,728.84 and 2,453,658.17
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Solution
The fourth proportional to 4,518,660.69, 6,235,728.84 and 2,453,658.17 is: 3,386,035.83
Step by Step Solution
- Step 1: Write the proportion equation
4,518,660.69 : 6,235,728.84 = 2,453,658.17 : x - Step 2: Convert to fraction form
4,518,660.69/6,235,728.84 = 2,453,658.17/x - Step 3: Cross multiply
4,518,660.69x = 6,235,728.84 × 2,453,658.17 - Step 4: Simplify right side
4,518,660.69x = 15,300,346,982,991.98 - Step 5: Solve for x
x = 15,300,346,982,991.98/4,518,660.69 - Step 6: Final answer
x = 3,386,035.83
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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.