Finding the Fourth Proportional to 3,562,242.08, 5,340,124.56 and 1,854,378.92
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Solution
The fourth proportional to 3,562,242.08, 5,340,124.56 and 1,854,378.92 is: 2,779,882.50
Step by Step Solution
- Step 1: Write the proportion equation
3,562,242.08 : 5,340,124.56 = 1,854,378.92 : x - Step 2: Convert to fraction form
3,562,242.08/5,340,124.56 = 1,854,378.92/x - Step 3: Cross multiply
3,562,242.08x = 5,340,124.56 × 1,854,378.92 - Step 4: Simplify right side
3,562,242.08x = 9,902,614,414,238.27 - Step 5: Solve for x
x = 9,902,614,414,238.27/3,562,242.08 - Step 6: Final answer
x = 2,779,882.50
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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.