Finding the Fourth Proportional to 4,743,007.26, 7,114,520.61 and 2,220,433.98
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Solution
The fourth proportional to 4,743,007.26, 7,114,520.61 and 2,220,433.98 is: 3,330,655.52
Step by Step Solution
- Step 1: Write the proportion equation
4,743,007.26 : 7,114,520.61 = 2,220,433.98 : x - Step 2: Convert to fraction form
4,743,007.26/7,114,520.61 = 2,220,433.98/x - Step 3: Cross multiply
4,743,007.26x = 7,114,520.61 × 2,220,433.98 - Step 4: Simplify right side
4,743,007.26x = 15,797,323,313,854.33 - Step 5: Solve for x
x = 15,797,323,313,854.33/4,743,007.26 - Step 6: Final answer
x = 3,330,655.52
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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.