Home / 2,101,635.36-3,152,954.16-681,694.56

Finding the Fourth Proportional to 2,101,635.36, 3,152,954.16 and 681,694.56

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Solution

The fourth proportional to 2,101,635.36, 3,152,954.16 and 681,694.56 is: 1,022,704.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,635.36 : 3,152,954.16 = 681,694.56 : x
  2. Step 2: Convert to fraction form
    2,101,635.36/3,152,954.16 = 681,694.56/x
  3. Step 3: Cross multiply
    2,101,635.36x = 3,152,954.16 × 681,694.56
  4. Step 4: Simplify right side
    2,101,635.36x = 2,149,351,698,801.37
  5. Step 5: Solve for x
    x = 2,149,351,698,801.37/2,101,635.36
  6. Step 6: Final answer
    x = 1,022,704.39

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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.