Finding the Fourth Proportional to 2,741,691.44, 3,783,952.06 and 1,709,366.78
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Solution
The fourth proportional to 2,741,691.44, 3,783,952.06 and 1,709,366.78 is: 2,359,186.69
Step by Step Solution
- Step 1: Write the proportion equation
2,741,691.44 : 3,783,952.06 = 1,709,366.78 : x - Step 2: Convert to fraction form
2,741,691.44/3,783,952.06 = 1,709,366.78/x - Step 3: Cross multiply
2,741,691.44x = 3,783,952.06 × 1,709,366.78 - Step 4: Simplify right side
2,741,691.44x = 6,468,161,948,476.57 - Step 5: Solve for x
x = 6,468,161,948,476.57/2,741,691.44 - Step 6: Final answer
x = 2,359,186.69
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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.