Home / 2,766,372.66-3,817,610.91-1,542,755.43

Finding the Fourth Proportional to 2,766,372.66, 3,817,610.91 and 1,542,755.43

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Solution

The fourth proportional to 2,766,372.66, 3,817,610.91 and 1,542,755.43 is: 2,129,011.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766,372.66 : 3,817,610.91 = 1,542,755.43 : x
  2. Step 2: Convert to fraction form
    2,766,372.66/3,817,610.91 = 1,542,755.43/x
  3. Step 3: Cross multiply
    2,766,372.66x = 3,817,610.91 × 1,542,755.43
  4. Step 4: Simplify right side
    2,766,372.66x = 5,889,639,961,029.74
  5. Step 5: Solve for x
    x = 5,889,639,961,029.74/2,766,372.66
  6. Step 6: Final answer
    x = 2,129,011.77

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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.