Finding the Fourth Proportional to 1,244,414.20, 1,868,589.60 and 945,232.60
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Solution
The fourth proportional to 1,244,414.20, 1,868,589.60 and 945,232.60 is: 1,419,343.98
Step by Step Solution
- Step 1: Write the proportion equation
1,244,414.20 : 1,868,589.60 = 945,232.60 : x - Step 2: Convert to fraction form
1,244,414.20/1,868,589.60 = 945,232.60/x - Step 3: Cross multiply
1,244,414.20x = 1,868,589.60 × 945,232.60 - Step 4: Simplify right side
1,244,414.20x = 1,766,251,805,940.96 - Step 5: Solve for x
x = 1,766,251,805,940.96/1,244,414.20 - Step 6: Final answer
x = 1,419,343.98
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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.