Home / 1,785,219.39-2,463,593.81-969,415.79

Finding the Fourth Proportional to 1,785,219.39, 2,463,593.81 and 969,415.79

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Solution

The fourth proportional to 1,785,219.39, 2,463,593.81 and 969,415.79 is: 1,337,788.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,219.39 : 2,463,593.81 = 969,415.79 : x
  2. Step 2: Convert to fraction form
    1,785,219.39/2,463,593.81 = 969,415.79/x
  3. Step 3: Cross multiply
    1,785,219.39x = 2,463,593.81 × 969,415.79
  4. Step 4: Simplify right side
    1,785,219.39x = 2,388,246,722,395.21
  5. Step 5: Solve for x
    x = 2,388,246,722,395.21/1,785,219.39
  6. Step 6: Final answer
    x = 1,337,788.92

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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.