Finding the Fourth Proportional to 3,891,214.11, 5,840,363.13 and 2,071,107.11
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Solution
The fourth proportional to 3,891,214.11, 5,840,363.13 and 2,071,107.11 is: 3,108,545.88
Step by Step Solution
- Step 1: Write the proportion equation
3,891,214.11 : 5,840,363.13 = 2,071,107.11 : x - Step 2: Convert to fraction form
3,891,214.11/5,840,363.13 = 2,071,107.11/x - Step 3: Cross multiply
3,891,214.11x = 5,840,363.13 × 2,071,107.11 - Step 4: Simplify right side
3,891,214.11x = 12,096,017,574,323.04 - Step 5: Solve for x
x = 12,096,017,574,323.04/3,891,214.11 - Step 6: Final answer
x = 3,108,545.88
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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.