Home / 1,248,171.24-1,722,475.38-675,211.86

Finding the Fourth Proportional to 1,248,171.24, 1,722,475.38 and 675,211.86

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Solution

The fourth proportional to 1,248,171.24, 1,722,475.38 and 675,211.86 is: 931,791.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,171.24 : 1,722,475.38 = 675,211.86 : x
  2. Step 2: Convert to fraction form
    1,248,171.24/1,722,475.38 = 675,211.86/x
  3. Step 3: Cross multiply
    1,248,171.24x = 1,722,475.38 × 675,211.86
  4. Step 4: Simplify right side
    1,248,171.24x = 1,163,035,805,134.01
  5. Step 5: Solve for x
    x = 1,163,035,805,134.01/1,248,171.24
  6. Step 6: Final answer
    x = 931,791.86

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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.