Home / 1,248,170.28-1,722,469.80-675,209.04

Finding the Fourth Proportional to 1,248,170.28, 1,722,469.80 and 675,209.04

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Solution

The fourth proportional to 1,248,170.28, 1,722,469.80 and 675,209.04 is: 931,785.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,170.28 : 1,722,469.80 = 675,209.04 : x
  2. Step 2: Convert to fraction form
    1,248,170.28/1,722,469.80 = 675,209.04/x
  3. Step 3: Cross multiply
    1,248,170.28x = 1,722,469.80 × 675,209.04
  4. Step 4: Simplify right side
    1,248,170.28x = 1,163,027,180,086.99
  5. Step 5: Solve for x
    x = 1,163,027,180,086.99/1,248,170.28
  6. Step 6: Final answer
    x = 931,785.67

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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.