Home / 1,801,103.46-2,485,542.38-985,289.60

Finding the Fourth Proportional to 1,801,103.46, 2,485,542.38 and 985,289.60

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Solution

The fourth proportional to 1,801,103.46, 2,485,542.38 and 985,289.60 is: 1,359,710.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,103.46 : 2,485,542.38 = 985,289.60 : x
  2. Step 2: Convert to fraction form
    1,801,103.46/2,485,542.38 = 985,289.60/x
  3. Step 3: Cross multiply
    1,801,103.46x = 2,485,542.38 × 985,289.60
  4. Step 4: Simplify right side
    1,801,103.46x = 2,448,979,040,019.09
  5. Step 5: Solve for x
    x = 2,448,979,040,019.09/1,801,103.46
  6. Step 6: Final answer
    x = 1,359,710.36

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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.