Finding the Fourth Proportional to 3,447,002.87, 4,757,701.91 and 1,996,464.19
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Solution
The fourth proportional to 3,447,002.87, 4,757,701.91 and 1,996,464.19 is: 2,755,605.90
Step by Step Solution
- Step 1: Write the proportion equation
3,447,002.87 : 4,757,701.91 = 1,996,464.19 : x - Step 2: Convert to fraction form
3,447,002.87/4,757,701.91 = 1,996,464.19/x - Step 3: Cross multiply
3,447,002.87x = 4,757,701.91 × 1,996,464.19 - Step 4: Simplify right side
3,447,002.87x = 9,498,581,468,133.03 - Step 5: Solve for x
x = 9,498,581,468,133.03/3,447,002.87 - Step 6: Final answer
x = 2,755,605.90
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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.