Finding the Fourth Proportional to 2,472,943.76, 3,420,175.56 and 2,218,202
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Solution
The fourth proportional to 2,472,943.76, 3,420,175.56 and 2,218,202 is: 3,067,857.99
Step by Step Solution
- Step 1: Write the proportion equation
2,472,943.76 : 3,420,175.56 = 2,218,202 : x - Step 2: Convert to fraction form
2,472,943.76/3,420,175.56 = 2,218,202/x - Step 3: Cross multiply
2,472,943.76x = 3,420,175.56 × 2,218,202 - Step 4: Simplify right side
2,472,943.76x = 7,586,640,267,543.12 - Step 5: Solve for x
x = 7,586,640,267,543.12/2,472,943.76 - Step 6: Final answer
x = 3,067,857.99
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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.