Finding the Fourth Proportional to 4,260,304.47, 6,393,630.56 and 3,125,997.80
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Solution
The fourth proportional to 4,260,304.47, 6,393,630.56 and 3,125,997.80 is: 4,691,325.50
Step by Step Solution
- Step 1: Write the proportion equation
4,260,304.47 : 6,393,630.56 = 3,125,997.80 : x - Step 2: Convert to fraction form
4,260,304.47/6,393,630.56 = 3,125,997.80/x - Step 3: Cross multiply
4,260,304.47x = 6,393,630.56 × 3,125,997.80 - Step 4: Simplify right side
4,260,304.47x = 19,986,475,016,974.62 - Step 5: Solve for x
x = 19,986,475,016,974.62/4,260,304.47 - Step 6: Final answer
x = 4,691,325.50
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1.5x scale
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.