Home / 1,281,873.20-1,768,912.97-700,981.02

Finding the Fourth Proportional to 1,281,873.20, 1,768,912.97 and 700,981.02

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Solution

The fourth proportional to 1,281,873.20, 1,768,912.97 and 700,981.02 is: 967,314.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,873.20 : 1,768,912.97 = 700,981.02 : x
  2. Step 2: Convert to fraction form
    1,281,873.20/1,768,912.97 = 700,981.02/x
  3. Step 3: Cross multiply
    1,281,873.20x = 1,768,912.97 × 700,981.02
  4. Step 4: Simplify right side
    1,281,873.20x = 1,239,974,414,496.92
  5. Step 5: Solve for x
    x = 1,239,974,414,496.92/1,281,873.20
  6. Step 6: Final answer
    x = 967,314.41

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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.