Finding the Fourth Proportional to 4,799,515.68, 7,202,810.64 and 2,275,161.12
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Solution
The fourth proportional to 4,799,515.68, 7,202,810.64 and 2,275,161.12 is: 3,414,418.42
Step by Step Solution
- Step 1: Write the proportion equation
4,799,515.68 : 7,202,810.64 = 2,275,161.12 : x - Step 2: Convert to fraction form
4,799,515.68/7,202,810.64 = 2,275,161.12/x - Step 3: Cross multiply
4,799,515.68x = 7,202,810.64 × 2,275,161.12 - Step 4: Simplify right side
4,799,515.68x = 16,387,554,722,850.32 - Step 5: Solve for x
x = 16,387,554,722,850.32/4,799,515.68 - Step 6: Final answer
x = 3,414,418.42
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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.