Finding the Fourth Proportional to 4,134,693.60, 6,202,720.80 and 1,294,120.80
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Solution
The fourth proportional to 4,134,693.60, 6,202,720.80 and 1,294,120.80 is: 1,941,394.16
Step by Step Solution
- Step 1: Write the proportion equation
4,134,693.60 : 6,202,720.80 = 1,294,120.80 : x - Step 2: Convert to fraction form
4,134,693.60/6,202,720.80 = 1,294,120.80/x - Step 3: Cross multiply
4,134,693.60x = 6,202,720.80 × 1,294,120.80 - Step 4: Simplify right side
4,134,693.60x = 8,027,070,003,872.64 - Step 5: Solve for x
x = 8,027,070,003,872.64/4,134,693.60 - Step 6: Final answer
x = 1,941,394.16
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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.