Finding the Fourth Proportional to 2,543,373.92, 3,815,651.76 and 746,184.80
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Solution
The fourth proportional to 2,543,373.92, 3,815,651.76 and 746,184.80 is: 1,119,450.55
Step by Step Solution
- Step 1: Write the proportion equation
2,543,373.92 : 3,815,651.76 = 746,184.80 : x - Step 2: Convert to fraction form
2,543,373.92/3,815,651.76 = 746,184.80/x - Step 3: Cross multiply
2,543,373.92x = 3,815,651.76 × 746,184.80 - Step 4: Simplify right side
2,543,373.92x = 2,847,181,345,405.25 - Step 5: Solve for x
x = 2,847,181,345,405.25/2,543,373.92 - Step 6: Final answer
x = 1,119,450.55
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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.