Home / 1,398,777.39-2,098,165.95-925,351.97

Finding the Fourth Proportional to 1,398,777.39, 2,098,165.95 and 925,351.97

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Solution

The fourth proportional to 1,398,777.39, 2,098,165.95 and 925,351.97 is: 1,388,027.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,777.39 : 2,098,165.95 = 925,351.97 : x
  2. Step 2: Convert to fraction form
    1,398,777.39/2,098,165.95 = 925,351.97/x
  3. Step 3: Cross multiply
    1,398,777.39x = 2,098,165.95 × 925,351.97
  4. Step 4: Simplify right side
    1,398,777.39x = 1,941,541,984,728.59
  5. Step 5: Solve for x
    x = 1,941,541,984,728.59/1,398,777.39
  6. Step 6: Final answer
    x = 1,388,027.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.