Home / 1,642,258.08-2,266,229.52-926,820

Finding the Fourth Proportional to 1,642,258.08, 2,266,229.52 and 926,820

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Solution

The fourth proportional to 1,642,258.08, 2,266,229.52 and 926,820 is: 1,278,962.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,258.08 : 2,266,229.52 = 926,820 : x
  2. Step 2: Convert to fraction form
    1,642,258.08/2,266,229.52 = 926,820/x
  3. Step 3: Cross multiply
    1,642,258.08x = 2,266,229.52 × 926,820
  4. Step 4: Simplify right side
    1,642,258.08x = 2,100,386,843,726.40
  5. Step 5: Solve for x
    x = 2,100,386,843,726.40/1,642,258.08
  6. Step 6: Final answer
    x = 1,278,962.71

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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.