Finding the Fourth Proportional to 2,067,353.12, 2,852,949.65 and 1,149,562.56
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Solution
The fourth proportional to 2,067,353.12, 2,852,949.65 and 1,149,562.56 is: 1,586,397.64
Step by Step Solution
- Step 1: Write the proportion equation
2,067,353.12 : 2,852,949.65 = 1,149,562.56 : x - Step 2: Convert to fraction form
2,067,353.12/2,852,949.65 = 1,149,562.56/x - Step 3: Cross multiply
2,067,353.12x = 2,852,949.65 × 1,149,562.56 - Step 4: Simplify right side
2,067,353.12x = 3,279,644,103,205.10 - Step 5: Solve for x
x = 3,279,644,103,205.10/2,067,353.12 - Step 6: Final answer
x = 1,586,397.64
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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.