Finding the Fourth Proportional to 4,527,265.96, 6,247,745.22 and 2,490,128.92
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Solution
The fourth proportional to 4,527,265.96, 6,247,745.22 and 2,490,128.92 is: 3,436,442.92
Step by Step Solution
- Step 1: Write the proportion equation
4,527,265.96 : 6,247,745.22 = 2,490,128.92 : x - Step 2: Convert to fraction form
4,527,265.96/6,247,745.22 = 2,490,128.92/x - Step 3: Cross multiply
4,527,265.96x = 6,247,745.22 × 2,490,128.92 - Step 4: Simplify right side
4,527,265.96x = 15,557,691,057,113.76 - Step 5: Solve for x
x = 15,557,691,057,113.76/4,527,265.96 - Step 6: Final answer
x = 3,436,442.92
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1.5x scale
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.