Finding the Fourth Proportional to 2,107,651.88, 3,161,618.58 and 741,261.62
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Solution
The fourth proportional to 2,107,651.88, 3,161,618.58 and 741,261.62 is: 1,111,941.94
Step by Step Solution
- Step 1: Write the proportion equation
2,107,651.88 : 3,161,618.58 = 741,261.62 : x - Step 2: Convert to fraction form
2,107,651.88/3,161,618.58 = 741,261.62/x - Step 3: Cross multiply
2,107,651.88x = 3,161,618.58 × 741,261.62 - Step 4: Simplify right side
2,107,651.88x = 2,343,586,510,432.90 - Step 5: Solve for x
x = 2,343,586,510,432.90/2,107,651.88 - Step 6: Final answer
x = 1,111,941.94
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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.