Home / 1,933,660.06-2,667,517.88-1,288,254.49

Finding the Fourth Proportional to 1,933,660.06, 2,667,517.88 and 1,288,254.49

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Solution

The fourth proportional to 1,933,660.06, 2,667,517.88 and 1,288,254.49 is: 1,777,169.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,660.06 : 2,667,517.88 = 1,288,254.49 : x
  2. Step 2: Convert to fraction form
    1,933,660.06/2,667,517.88 = 1,288,254.49/x
  3. Step 3: Cross multiply
    1,933,660.06x = 2,667,517.88 × 1,288,254.49
  4. Step 4: Simplify right side
    1,933,660.06x = 3,436,441,886,065.28
  5. Step 5: Solve for x
    x = 3,436,441,886,065.28/1,933,660.06
  6. Step 6: Final answer
    x = 1,777,169.61

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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.