Finding the Fourth Proportional to 4,366,116.12, 6,541,934.08 and 2,655,083.68
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Solution
The fourth proportional to 4,366,116.12, 6,541,934.08 and 2,655,083.68 is: 3,978,222.73
Step by Step Solution
- Step 1: Write the proportion equation
4,366,116.12 : 6,541,934.08 = 2,655,083.68 : x - Step 2: Convert to fraction form
4,366,116.12/6,541,934.08 = 2,655,083.68/x - Step 3: Cross multiply
4,366,116.12x = 6,541,934.08 × 2,655,083.68 - Step 4: Simplify right side
4,366,116.12x = 17,369,382,411,443.82 - Step 5: Solve for x
x = 17,369,382,411,443.82/4,366,116.12 - Step 6: Final answer
x = 3,978,222.73
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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.