Home / 1,874,441.52-2,809,536.03-861,469.81

Finding the Fourth Proportional to 1,874,441.52, 2,809,536.03 and 861,469.81

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Solution

The fourth proportional to 1,874,441.52, 2,809,536.03 and 861,469.81 is: 1,291,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,441.52 : 2,809,536.03 = 861,469.81 : x
  2. Step 2: Convert to fraction form
    1,874,441.52/2,809,536.03 = 861,469.81/x
  3. Step 3: Cross multiply
    1,874,441.52x = 2,809,536.03 × 861,469.81
  4. Step 4: Simplify right side
    1,874,441.52x = 2,420,330,462,928.41
  5. Step 5: Solve for x
    x = 2,420,330,462,928.41/1,874,441.52
  6. Step 6: Final answer
    x = 1,291,227.51

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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.