Home / 1,861,796.52-2,787,183.54-1,149,534.36

Finding the Fourth Proportional to 1,861,796.52, 2,787,183.54 and 1,149,534.36

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Solution

The fourth proportional to 1,861,796.52, 2,787,183.54 and 1,149,534.36 is: 1,720,898.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,796.52 : 2,787,183.54 = 1,149,534.36 : x
  2. Step 2: Convert to fraction form
    1,861,796.52/2,787,183.54 = 1,149,534.36/x
  3. Step 3: Cross multiply
    1,861,796.52x = 2,787,183.54 × 1,149,534.36
  4. Step 4: Simplify right side
    1,861,796.52x = 3,203,963,246,856.43
  5. Step 5: Solve for x
    x = 3,203,963,246,856.43/1,861,796.52
  6. Step 6: Final answer
    x = 1,720,898.72

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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.