Home / 1,247,917.74-1,866,951.48-945,183.97

Finding the Fourth Proportional to 1,247,917.74, 1,866,951.48 and 945,183.97

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Solution

The fourth proportional to 1,247,917.74, 1,866,951.48 and 945,183.97 is: 1,414,045.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,917.74 : 1,866,951.48 = 945,183.97 : x
  2. Step 2: Convert to fraction form
    1,247,917.74/1,866,951.48 = 945,183.97/x
  3. Step 3: Cross multiply
    1,247,917.74x = 1,866,951.48 × 945,183.97
  4. Step 4: Simplify right side
    1,247,917.74x = 1,764,612,617,541.90
  5. Step 5: Solve for x
    x = 1,764,612,617,541.90/1,247,917.74
  6. Step 6: Final answer
    x = 1,414,045.62

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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.