Home / 1,464,785.76-2,198,370.54-755,016.78

Finding the Fourth Proportional to 1,464,785.76, 2,198,370.54 and 755,016.78

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Solution

The fourth proportional to 1,464,785.76, 2,198,370.54 and 755,016.78 is: 1,133,139.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,785.76 : 2,198,370.54 = 755,016.78 : x
  2. Step 2: Convert to fraction form
    1,464,785.76/2,198,370.54 = 755,016.78/x
  3. Step 3: Cross multiply
    1,464,785.76x = 2,198,370.54 × 755,016.78
  4. Step 4: Simplify right side
    1,464,785.76x = 1,659,806,646,357.66
  5. Step 5: Solve for x
    x = 1,659,806,646,357.66/1,464,785.76
  6. Step 6: Final answer
    x = 1,133,139.53

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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.