Finding the Fourth Proportional to 3,618,134.24, 5,427,755.28 and 1,188,524
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Solution
The fourth proportional to 3,618,134.24, 5,427,755.28 and 1,188,524 is: 1,782,967.96
Step by Step Solution
- Step 1: Write the proportion equation
3,618,134.24 : 5,427,755.28 = 1,188,524 : x - Step 2: Convert to fraction form
3,618,134.24/5,427,755.28 = 1,188,524/x - Step 3: Cross multiply
3,618,134.24x = 5,427,755.28 × 1,188,524 - Step 4: Simplify right side
3,618,134.24x = 6,451,017,416,406.72 - Step 5: Solve for x
x = 6,451,017,416,406.72/3,618,134.24 - Step 6: Final answer
x = 1,782,967.96
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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.