Home / 1,976,380.32-2,726,403.12-1,250,004.72

Finding the Fourth Proportional to 1,976,380.32, 2,726,403.12 and 1,250,004.72

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Solution

The fourth proportional to 1,976,380.32, 2,726,403.12 and 1,250,004.72 is: 1,724,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,380.32 : 2,726,403.12 = 1,250,004.72 : x
  2. Step 2: Convert to fraction form
    1,976,380.32/2,726,403.12 = 1,250,004.72/x
  3. Step 3: Cross multiply
    1,976,380.32x = 2,726,403.12 × 1,250,004.72
  4. Step 4: Simplify right side
    1,976,380.32x = 3,408,016,768,622.73
  5. Step 5: Solve for x
    x = 3,408,016,768,622.73/1,976,380.32
  6. Step 6: Final answer
    x = 1,724,372.95

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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.