Finding the Fourth Proportional to 2,449,566.20, 3,380,414.46 and 1,347,068.69
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Solution
The fourth proportional to 2,449,566.20, 3,380,414.46 and 1,347,068.69 is: 1,858,962.00
Step by Step Solution
- Step 1: Write the proportion equation
2,449,566.20 : 3,380,414.46 = 1,347,068.69 : x - Step 2: Convert to fraction form
2,449,566.20/3,380,414.46 = 1,347,068.69/x - Step 3: Cross multiply
2,449,566.20x = 3,380,414.46 × 1,347,068.69 - Step 4: Simplify right side
2,449,566.20x = 4,553,650,478,289.26 - Step 5: Solve for x
x = 4,553,650,478,289.26/2,449,566.20 - Step 6: Final answer
x = 1,858,962.00
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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.