Home / 1,275,150.13-1,759,244.97-723,546.41

Finding the Fourth Proportional to 1,275,150.13, 1,759,244.97 and 723,546.41

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Solution

The fourth proportional to 1,275,150.13, 1,759,244.97 and 723,546.41 is: 998,231.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,150.13 : 1,759,244.97 = 723,546.41 : x
  2. Step 2: Convert to fraction form
    1,275,150.13/1,759,244.97 = 723,546.41/x
  3. Step 3: Cross multiply
    1,275,150.13x = 1,759,244.97 × 723,546.41
  4. Step 4: Simplify right side
    1,275,150.13x = 1,272,895,376,271.13
  5. Step 5: Solve for x
    x = 1,272,895,376,271.13/1,275,150.13
  6. Step 6: Final answer
    x = 998,231.78

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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.