Home / 2,877,027.38-3,970,278.25-1,587,867.76

Finding the Fourth Proportional to 2,877,027.38, 3,970,278.25 and 1,587,867.76

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Solution

The fourth proportional to 2,877,027.38, 3,970,278.25 and 1,587,867.76 is: 2,191,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,027.38 : 3,970,278.25 = 1,587,867.76 : x
  2. Step 2: Convert to fraction form
    2,877,027.38/3,970,278.25 = 1,587,867.76/x
  3. Step 3: Cross multiply
    2,877,027.38x = 3,970,278.25 × 1,587,867.76
  4. Step 4: Simplify right side
    2,877,027.38x = 6,304,276,831,404.22
  5. Step 5: Solve for x
    x = 6,304,276,831,404.22/2,877,027.38
  6. Step 6: Final answer
    x = 2,191,246.73

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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.