Home / 1,538,843.74-2,123,538.24-850,480.02

Finding the Fourth Proportional to 1,538,843.74, 2,123,538.24 and 850,480.02

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Solution

The fourth proportional to 1,538,843.74, 2,123,538.24 and 850,480.02 is: 1,173,625.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,843.74 : 2,123,538.24 = 850,480.02 : x
  2. Step 2: Convert to fraction form
    1,538,843.74/2,123,538.24 = 850,480.02/x
  3. Step 3: Cross multiply
    1,538,843.74x = 2,123,538.24 × 850,480.02
  4. Step 4: Simplify right side
    1,538,843.74x = 1,806,026,844,825.97
  5. Step 5: Solve for x
    x = 1,806,026,844,825.97/1,538,843.74
  6. Step 6: Final answer
    x = 1,173,625.88

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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.