Home / 2,691,488.56-3,714,542.28-1,645,523.52

Finding the Fourth Proportional to 2,691,488.56, 3,714,542.28 and 1,645,523.52

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Solution

The fourth proportional to 2,691,488.56, 3,714,542.28 and 1,645,523.52 is: 2,270,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,488.56 : 3,714,542.28 = 1,645,523.52 : x
  2. Step 2: Convert to fraction form
    2,691,488.56/3,714,542.28 = 1,645,523.52/x
  3. Step 3: Cross multiply
    2,691,488.56x = 3,714,542.28 × 1,645,523.52
  4. Step 4: Simplify right side
    2,691,488.56x = 6,112,366,687,774.43
  5. Step 5: Solve for x
    x = 6,112,366,687,774.43/2,691,488.56
  6. Step 6: Final answer
    x = 2,270,998.58

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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.