Home / 1,115,286.30-1,539,098.01-605,977.74

Finding the Fourth Proportional to 1,115,286.30, 1,539,098.01 and 605,977.74

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Solution

The fourth proportional to 1,115,286.30, 1,539,098.01 and 605,977.74 is: 836,250.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,286.30 : 1,539,098.01 = 605,977.74 : x
  2. Step 2: Convert to fraction form
    1,115,286.30/1,539,098.01 = 605,977.74/x
  3. Step 3: Cross multiply
    1,115,286.30x = 1,539,098.01 × 605,977.74
  4. Step 4: Simplify right side
    1,115,286.30x = 932,659,133,738.30
  5. Step 5: Solve for x
    x = 932,659,133,738.30/1,115,286.30
  6. Step 6: Final answer
    x = 836,250.87

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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.