Home / 3,917,759.88-5,875,974.54-1,787,343.24

Finding the Fourth Proportional to 3,917,759.88, 5,875,974.54 and 1,787,343.24

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Solution

The fourth proportional to 3,917,759.88, 5,875,974.54 and 1,787,343.24 is: 2,680,711.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,759.88 : 5,875,974.54 = 1,787,343.24 : x
  2. Step 2: Convert to fraction form
    3,917,759.88/5,875,974.54 = 1,787,343.24/x
  3. Step 3: Cross multiply
    3,917,759.88x = 5,875,974.54 × 1,787,343.24
  4. Step 4: Simplify right side
    3,917,759.88x = 10,502,383,372,481.11
  5. Step 5: Solve for x
    x = 10,502,383,372,481.11/3,917,759.88
  6. Step 6: Final answer
    x = 2,680,711.35

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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.