Home / 1,488,961.78-2,055,132.21-844,759.06

Finding the Fourth Proportional to 1,488,961.78, 2,055,132.21 and 844,759.06

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Solution

The fourth proportional to 1,488,961.78, 2,055,132.21 and 844,759.06 is: 1,165,974.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,961.78 : 2,055,132.21 = 844,759.06 : x
  2. Step 2: Convert to fraction form
    1,488,961.78/2,055,132.21 = 844,759.06/x
  3. Step 3: Cross multiply
    1,488,961.78x = 2,055,132.21 × 844,759.06
  4. Step 4: Simplify right side
    1,488,961.78x = 1,736,091,553,895.32
  5. Step 5: Solve for x
    x = 1,736,091,553,895.32/1,488,961.78
  6. Step 6: Final answer
    x = 1,165,974.56

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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.