Home / 2,181,220.13-3,273,324.77-761,276.23

Finding the Fourth Proportional to 2,181,220.13, 3,273,324.77 and 761,276.23

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Solution

The fourth proportional to 2,181,220.13, 3,273,324.77 and 761,276.23 is: 1,142,435.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,220.13 : 3,273,324.77 = 761,276.23 : x
  2. Step 2: Convert to fraction form
    2,181,220.13/3,273,324.77 = 761,276.23/x
  3. Step 3: Cross multiply
    2,181,220.13x = 3,273,324.77 × 761,276.23
  4. Step 4: Simplify right side
    2,181,220.13x = 2,491,904,334,191.10
  5. Step 5: Solve for x
    x = 2,491,904,334,191.10/2,181,220.13
  6. Step 6: Final answer
    x = 1,142,435.97

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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.