Finding the Fourth Proportional to 2,904,639.13, 4,348,441.68 and 2,037,067.12
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Solution
The fourth proportional to 2,904,639.13, 4,348,441.68 and 2,037,067.12 is: 3,049,627.57
Step by Step Solution
- Step 1: Write the proportion equation
2,904,639.13 : 4,348,441.68 = 2,037,067.12 : x - Step 2: Convert to fraction form
2,904,639.13/4,348,441.68 = 2,037,067.12/x - Step 3: Cross multiply
2,904,639.13x = 4,348,441.68 × 2,037,067.12 - Step 4: Simplify right side
2,904,639.13x = 8,858,067,569,565.56 - Step 5: Solve for x
x = 8,858,067,569,565.56/2,904,639.13 - Step 6: Final answer
x = 3,049,627.57
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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.