Home / 885,753.20-1,328,629.80-826,266.80

Finding the Fourth Proportional to 885,753.20, 1,328,629.80 and 826,266.80

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Solution

The fourth proportional to 885,753.20, 1,328,629.80 and 826,266.80 is: 1,239,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,753.20 : 1,328,629.80 = 826,266.80 : x
  2. Step 2: Convert to fraction form
    885,753.20/1,328,629.80 = 826,266.80/x
  3. Step 3: Cross multiply
    885,753.20x = 1,328,629.80 × 826,266.80
  4. Step 4: Simplify right side
    885,753.20x = 1,097,802,693,230.64
  5. Step 5: Solve for x
    x = 1,097,802,693,230.64/885,753.20
  6. Step 6: Final answer
    x = 1,239,400.20

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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.