Home / 1,350,606.10-1,863,997.17-777,757.90

Finding the Fourth Proportional to 1,350,606.10, 1,863,997.17 and 777,757.90

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Solution

The fourth proportional to 1,350,606.10, 1,863,997.17 and 777,757.90 is: 1,073,398.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,606.10 : 1,863,997.17 = 777,757.90 : x
  2. Step 2: Convert to fraction form
    1,350,606.10/1,863,997.17 = 777,757.90/x
  3. Step 3: Cross multiply
    1,350,606.10x = 1,863,997.17 × 777,757.90
  4. Step 4: Simplify right side
    1,350,606.10x = 1,449,738,524,545.14
  5. Step 5: Solve for x
    x = 1,449,738,524,545.14/1,350,606.10
  6. Step 6: Final answer
    x = 1,073,398.47

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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.