Finding the Fourth Proportional to 3,570,635.12, 5,354,264.50 and 1,383,229.32
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Solution
The fourth proportional to 3,570,635.12, 5,354,264.50 and 1,383,229.32 is: 2,074,189.99
Step by Step Solution
- Step 1: Write the proportion equation
3,570,635.12 : 5,354,264.50 = 1,383,229.32 : x - Step 2: Convert to fraction form
3,570,635.12/5,354,264.50 = 1,383,229.32/x - Step 3: Cross multiply
3,570,635.12x = 5,354,264.50 × 1,383,229.32 - Step 4: Simplify right side
3,570,635.12x = 7,406,175,619,898.57 - Step 5: Solve for x
x = 7,406,175,619,898.57/3,570,635.12 - Step 6: Final answer
x = 2,074,189.99
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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.