Finding the Fourth Proportional to 3,652,998.21, 5,040,132.26 and 2,276,565.21
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Solution
The fourth proportional to 3,652,998.21, 5,040,132.26 and 2,276,565.21 is: 3,141,033.50
Step by Step Solution
- Step 1: Write the proportion equation
3,652,998.21 : 5,040,132.26 = 2,276,565.21 : x - Step 2: Convert to fraction form
3,652,998.21/5,040,132.26 = 2,276,565.21/x - Step 3: Cross multiply
3,652,998.21x = 5,040,132.26 × 2,276,565.21 - Step 4: Simplify right side
3,652,998.21x = 11,474,189,745,531.85 - Step 5: Solve for x
x = 11,474,189,745,531.85/3,652,998.21 - Step 6: Final answer
x = 3,141,033.50
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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.