Home / 1,785,404.16-2,463,849-969,600.78

Finding the Fourth Proportional to 1,785,404.16, 2,463,849 and 969,600.78

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Solution

The fourth proportional to 1,785,404.16, 2,463,849 and 969,600.78 is: 1,338,044.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,404.16 : 2,463,849 = 969,600.78 : x
  2. Step 2: Convert to fraction form
    1,785,404.16/2,463,849 = 969,600.78/x
  3. Step 3: Cross multiply
    1,785,404.16x = 2,463,849 × 969,600.78
  4. Step 4: Simplify right side
    1,785,404.16x = 2,388,949,912,202.22
  5. Step 5: Solve for x
    x = 2,388,949,912,202.22/1,785,404.16
  6. Step 6: Final answer
    x = 1,338,044.33

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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.