Finding the Fourth Proportional to 4,276,605.57, 6,414,373.22 and 1,397,731.70
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Solution
The fourth proportional to 4,276,605.57, 6,414,373.22 and 1,397,731.70 is: 2,096,422.64
Step by Step Solution
- Step 1: Write the proportion equation
4,276,605.57 : 6,414,373.22 = 1,397,731.70 : x - Step 2: Convert to fraction form
4,276,605.57/6,414,373.22 = 1,397,731.70/x - Step 3: Cross multiply
4,276,605.57x = 6,414,373.22 × 1,397,731.70 - Step 4: Simplify right side
4,276,605.57x = 8,965,572,746,164.55 - Step 5: Solve for x
x = 8,965,572,746,164.55/4,276,605.57 - Step 6: Final answer
x = 2,096,422.64
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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.