Finding the Fourth Proportional to 2,491,937.94, 3,438,874.49 and 1,346,018.30
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Solution
The fourth proportional to 2,491,937.94, 3,438,874.49 and 1,346,018.30 is: 1,857,505.33
Step by Step Solution
- Step 1: Write the proportion equation
2,491,937.94 : 3,438,874.49 = 1,346,018.30 : x - Step 2: Convert to fraction form
2,491,937.94/3,438,874.49 = 1,346,018.30/x - Step 3: Cross multiply
2,491,937.94x = 3,438,874.49 × 1,346,018.30 - Step 4: Simplify right side
2,491,937.94x = 4,628,787,994,943.17 - Step 5: Solve for x
x = 4,628,787,994,943.17/2,491,937.94 - Step 6: Final answer
x = 1,857,505.33
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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.