Home / 1,194,439.38-1,787,449.23-745,371.60

Finding the Fourth Proportional to 1,194,439.38, 1,787,449.23 and 745,371.60

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Solution

The fourth proportional to 1,194,439.38, 1,787,449.23 and 745,371.60 is: 1,115,430.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,439.38 : 1,787,449.23 = 745,371.60 : x
  2. Step 2: Convert to fraction form
    1,194,439.38/1,787,449.23 = 745,371.60/x
  3. Step 3: Cross multiply
    1,194,439.38x = 1,787,449.23 × 745,371.60
  4. Step 4: Simplify right side
    1,194,439.38x = 1,332,313,892,483.87
  5. Step 5: Solve for x
    x = 1,332,313,892,483.87/1,194,439.38
  6. Step 6: Final answer
    x = 1,115,430.31

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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.