Finding the Fourth Proportional to 3,672,414.51, 5,067,959.99 and 2,040,974.88
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Solution
The fourth proportional to 3,672,414.51, 5,067,959.99 and 2,040,974.88 is: 2,816,560.87
Step by Step Solution
- Step 1: Write the proportion equation
3,672,414.51 : 5,067,959.99 = 2,040,974.88 : x - Step 2: Convert to fraction form
3,672,414.51/5,067,959.99 = 2,040,974.88/x - Step 3: Cross multiply
3,672,414.51x = 5,067,959.99 × 2,040,974.88 - Step 4: Simplify right side
3,672,414.51x = 10,343,579,022,230.18 - Step 5: Solve for x
x = 10,343,579,022,230.18/3,672,414.51 - Step 6: Final answer
x = 2,816,560.87
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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.