Finding the Fourth Proportional to 2,063,543.20, 2,847,550.84 and 1,145,724.91
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Solution
The fourth proportional to 2,063,543.20, 2,847,550.84 and 1,145,724.91 is: 1,581,023.32
Step by Step Solution
- Step 1: Write the proportion equation
2,063,543.20 : 2,847,550.84 = 1,145,724.91 : x - Step 2: Convert to fraction form
2,063,543.20/2,847,550.84 = 1,145,724.91/x - Step 3: Cross multiply
2,063,543.20x = 2,847,550.84 × 1,145,724.91 - Step 4: Simplify right side
2,063,543.20x = 3,262,509,919,896.24 - Step 5: Solve for x
x = 3,262,509,919,896.24/2,063,543.20 - Step 6: Final answer
x = 1,581,023.32
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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.