Home / 1,190,536.38-1,642,310.37-754,183.85

Finding the Fourth Proportional to 1,190,536.38, 1,642,310.37 and 754,183.85

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Solution

The fourth proportional to 1,190,536.38, 1,642,310.37 and 754,183.85 is: 1,040,374.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,536.38 : 1,642,310.37 = 754,183.85 : x
  2. Step 2: Convert to fraction form
    1,190,536.38/1,642,310.37 = 754,183.85/x
  3. Step 3: Cross multiply
    1,190,536.38x = 1,642,310.37 × 754,183.85
  4. Step 4: Simplify right side
    1,190,536.38x = 1,238,603,949,529.97
  5. Step 5: Solve for x
    x = 1,238,603,949,529.97/1,190,536.38
  6. Step 6: Final answer
    x = 1,040,374.72

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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.