Finding the Fourth Proportional to 2,482,079.97, 3,720,987.63 and 862,638.43
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Solution
The fourth proportional to 2,482,079.97, 3,720,987.63 and 862,638.43 is: 1,293,216.56
Step by Step Solution
- Step 1: Write the proportion equation
2,482,079.97 : 3,720,987.63 = 862,638.43 : x - Step 2: Convert to fraction form
2,482,079.97/3,720,987.63 = 862,638.43/x - Step 3: Cross multiply
2,482,079.97x = 3,720,987.63 × 862,638.43 - Step 4: Simplify right side
2,482,079.97x = 3,209,866,932,906.11 - Step 5: Solve for x
x = 3,209,866,932,906.11/2,482,079.97 - Step 6: Final answer
x = 1,293,216.56
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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.