Home / 1,498,009.80-2,247,306.30-645,079.80

Finding the Fourth Proportional to 1,498,009.80, 2,247,306.30 and 645,079.80

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Solution

The fourth proportional to 1,498,009.80, 2,247,306.30 and 645,079.80 is: 967,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,009.80 : 2,247,306.30 = 645,079.80 : x
  2. Step 2: Convert to fraction form
    1,498,009.80/2,247,306.30 = 645,079.80/x
  3. Step 3: Cross multiply
    1,498,009.80x = 2,247,306.30 × 645,079.80
  4. Step 4: Simplify right side
    1,498,009.80x = 1,449,691,898,542.74
  5. Step 5: Solve for x
    x = 1,449,691,898,542.74/1,498,009.80
  6. Step 6: Final answer
    x = 967,745.27

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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.