Home / 2,761,589.09-4,143,011.19-842,671.96

Finding the Fourth Proportional to 2,761,589.09, 4,143,011.19 and 842,671.96

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Solution

The fourth proportional to 2,761,589.09, 4,143,011.19 and 842,671.96 is: 1,264,199.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,589.09 : 4,143,011.19 = 842,671.96 : x
  2. Step 2: Convert to fraction form
    2,761,589.09/4,143,011.19 = 842,671.96/x
  3. Step 3: Cross multiply
    2,761,589.09x = 4,143,011.19 × 842,671.96
  4. Step 4: Simplify right side
    2,761,589.09x = 3,491,199,346,261.68
  5. Step 5: Solve for x
    x = 3,491,199,346,261.68/2,761,589.09
  6. Step 6: Final answer
    x = 1,264,199.43

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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.