Finding the Fourth Proportional to 3,876,115.88, 5,813,730.18 and 1,036,449.46
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Solution
The fourth proportional to 3,876,115.88, 5,813,730.18 and 1,036,449.46 is: 1,554,555.56
Step by Step Solution
- Step 1: Write the proportion equation
3,876,115.88 : 5,813,730.18 = 1,036,449.46 : x - Step 2: Convert to fraction form
3,876,115.88/5,813,730.18 = 1,036,449.46/x - Step 3: Cross multiply
3,876,115.88x = 5,813,730.18 × 1,036,449.46 - Step 4: Simplify right side
3,876,115.88x = 6,025,637,505,646.70 - Step 5: Solve for x
x = 6,025,637,505,646.70/3,876,115.88 - Step 6: Final answer
x = 1,554,555.56
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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.