Home / 2,238,984.30-3,358,476.45-819,183.90

Finding the Fourth Proportional to 2,238,984.30, 3,358,476.45 and 819,183.90

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Solution

The fourth proportional to 2,238,984.30, 3,358,476.45 and 819,183.90 is: 1,228,775.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,984.30 : 3,358,476.45 = 819,183.90 : x
  2. Step 2: Convert to fraction form
    2,238,984.30/3,358,476.45 = 819,183.90/x
  3. Step 3: Cross multiply
    2,238,984.30x = 3,358,476.45 × 819,183.90
  4. Step 4: Simplify right side
    2,238,984.30x = 2,751,209,836,369.16
  5. Step 5: Solve for x
    x = 2,751,209,836,369.16/2,238,984.30
  6. Step 6: Final answer
    x = 1,228,775.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.