Home / 1,729,375.20-2,386,290.96-965,412

Finding the Fourth Proportional to 1,729,375.20, 2,386,290.96 and 965,412

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Solution

The fourth proportional to 1,729,375.20, 2,386,290.96 and 965,412 is: 1,332,130.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,375.20 : 2,386,290.96 = 965,412 : x
  2. Step 2: Convert to fraction form
    1,729,375.20/2,386,290.96 = 965,412/x
  3. Step 3: Cross multiply
    1,729,375.20x = 2,386,290.96 × 965,412
  4. Step 4: Simplify right side
    1,729,375.20x = 2,303,753,928,275.52
  5. Step 5: Solve for x
    x = 2,303,753,928,275.52/1,729,375.20
  6. Step 6: Final answer
    x = 1,332,130.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.