Home / 1,422,610.38-2,133,913.14-664,197.66

Finding the Fourth Proportional to 1,422,610.38, 2,133,913.14 and 664,197.66

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Solution

The fourth proportional to 1,422,610.38, 2,133,913.14 and 664,197.66 is: 996,295.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,610.38 : 2,133,913.14 = 664,197.66 : x
  2. Step 2: Convert to fraction form
    1,422,610.38/2,133,913.14 = 664,197.66/x
  3. Step 3: Cross multiply
    1,422,610.38x = 2,133,913.14 × 664,197.66
  4. Step 4: Simplify right side
    1,422,610.38x = 1,417,340,114,231.25
  5. Step 5: Solve for x
    x = 1,417,340,114,231.25/1,422,610.38
  6. Step 6: Final answer
    x = 996,295.36

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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.