Home / 2,638,027.35-3,954,270.83-1,679,217.39

Finding the Fourth Proportional to 2,638,027.35, 3,954,270.83 and 1,679,217.39

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Solution

The fourth proportional to 2,638,027.35, 3,954,270.83 and 1,679,217.39 is: 2,517,062.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,027.35 : 3,954,270.83 = 1,679,217.39 : x
  2. Step 2: Convert to fraction form
    2,638,027.35/3,954,270.83 = 1,679,217.39/x
  3. Step 3: Cross multiply
    2,638,027.35x = 3,954,270.83 × 1,679,217.39
  4. Step 4: Simplify right side
    2,638,027.35x = 6,640,080,334,109.65
  5. Step 5: Solve for x
    x = 6,640,080,334,109.65/2,638,027.35
  6. Step 6: Final answer
    x = 2,517,062.73

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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.