Finding the Fourth Proportional to 1,125,423.24, 1,553,084.46 and 616,157.88
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Solution
The fourth proportional to 1,125,423.24, 1,553,084.46 and 616,157.88 is: 850,298.09
Step by Step Solution
- Step 1: Write the proportion equation
1,125,423.24 : 1,553,084.46 = 616,157.88 : x - Step 2: Convert to fraction form
1,125,423.24/1,553,084.46 = 616,157.88/x - Step 3: Cross multiply
1,125,423.24x = 1,553,084.46 × 616,157.88 - Step 4: Simplify right side
1,125,423.24x = 956,945,228,334.55 - Step 5: Solve for x
x = 956,945,228,334.55/1,125,423.24 - Step 6: Final answer
x = 850,298.09
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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.