Home / 2,761,418.30-4,142,366.65-842,761.16

Finding the Fourth Proportional to 2,761,418.30, 4,142,366.65 and 842,761.16

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Solution

The fourth proportional to 2,761,418.30, 4,142,366.65 and 842,761.16 is: 1,264,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,418.30 : 4,142,366.65 = 842,761.16 : x
  2. Step 2: Convert to fraction form
    2,761,418.30/4,142,366.65 = 842,761.16/x
  3. Step 3: Cross multiply
    2,761,418.30x = 4,142,366.65 × 842,761.16
  4. Step 4: Simplify right side
    2,761,418.30x = 3,491,025,702,387.48
  5. Step 5: Solve for x
    x = 3,491,025,702,387.48/2,761,418.30
  6. Step 6: Final answer
    x = 1,264,214.73

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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.