Finding the Fourth Proportional to 3,791,176.26, 5,686,764.40 and 1,517,724.18
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Solution
The fourth proportional to 3,791,176.26, 5,686,764.40 and 1,517,724.18 is: 2,276,586.27
Step by Step Solution
- Step 1: Write the proportion equation
3,791,176.26 : 5,686,764.40 = 1,517,724.18 : x - Step 2: Convert to fraction form
3,791,176.26/5,686,764.40 = 1,517,724.18/x - Step 3: Cross multiply
3,791,176.26x = 5,686,764.40 × 1,517,724.18 - Step 4: Simplify right side
3,791,176.26x = 8,630,939,835,843.19 - Step 5: Solve for x
x = 8,630,939,835,843.19/3,791,176.26 - Step 6: Final answer
x = 2,276,586.27
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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.