Finding the Fourth Proportional to 2,291,311.53, 3,162,110.00 and 1,272,716.28
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Solution
The fourth proportional to 2,291,311.53, 3,162,110.00 and 1,272,716.28 is: 1,756,404.06
Step by Step Solution
- Step 1: Write the proportion equation
2,291,311.53 : 3,162,110.00 = 1,272,716.28 : x - Step 2: Convert to fraction form
2,291,311.53/3,162,110.00 = 1,272,716.28/x - Step 3: Cross multiply
2,291,311.53x = 3,162,110.00 × 1,272,716.28 - Step 4: Simplify right side
2,291,311.53x = 4,024,468,869,787.22 - Step 5: Solve for x
x = 4,024,468,869,787.22/2,291,311.53 - Step 6: Final answer
x = 1,756,404.06
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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.