Finding the Fourth Proportional to 4,091,394.60, 6,134,787.90 and 1,567,132.20
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Solution
The fourth proportional to 4,091,394.60, 6,134,787.90 and 1,567,132.20 is: 2,349,815.80
Step by Step Solution
- Step 1: Write the proportion equation
4,091,394.60 : 6,134,787.90 = 1,567,132.20 : x - Step 2: Convert to fraction form
4,091,394.60/6,134,787.90 = 1,567,132.20/x - Step 3: Cross multiply
4,091,394.60x = 6,134,787.90 × 1,567,132.20 - Step 4: Simplify right side
4,091,394.60x = 9,614,023,658,260.38 - Step 5: Solve for x
x = 9,614,023,658,260.38/4,091,394.60 - Step 6: Final answer
x = 2,349,815.80
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1.5x scale
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.