Home / 2,265,077.12-3,125,806.92-1,246,481.86

Finding the Fourth Proportional to 2,265,077.12, 3,125,806.92 and 1,246,481.86

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Solution

The fourth proportional to 2,265,077.12, 3,125,806.92 and 1,246,481.86 is: 1,720,145.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,077.12 : 3,125,806.92 = 1,246,481.86 : x
  2. Step 2: Convert to fraction form
    2,265,077.12/3,125,806.92 = 1,246,481.86/x
  3. Step 3: Cross multiply
    2,265,077.12x = 3,125,806.92 × 1,246,481.86
  4. Step 4: Simplify right side
    2,265,077.12x = 3,896,261,623,642.47
  5. Step 5: Solve for x
    x = 3,896,261,623,642.47/2,265,077.12
  6. Step 6: Final answer
    x = 1,720,145.24

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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.