Finding the Fourth Proportional to 1,244,960.36, 1,867,506.72 and 392,098.70
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Solution
The fourth proportional to 1,244,960.36, 1,867,506.72 and 392,098.70 is: 588,168.89
Step by Step Solution
- Step 1: Write the proportion equation
1,244,960.36 : 1,867,506.72 = 392,098.70 : x - Step 2: Convert to fraction form
1,244,960.36/1,867,506.72 = 392,098.70/x - Step 3: Cross multiply
1,244,960.36x = 1,867,506.72 × 392,098.70 - Step 4: Simplify right side
1,244,960.36x = 732,246,957,153.26 - Step 5: Solve for x
x = 732,246,957,153.26/1,244,960.36 - Step 6: Final answer
x = 588,168.89
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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.