Home / 1,110,628.14-1,665,942.20-269,179.89

Finding the Fourth Proportional to 1,110,628.14, 1,665,942.20 and 269,179.89

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Solution

The fourth proportional to 1,110,628.14, 1,665,942.20 and 269,179.89 is: 403,769.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,628.14 : 1,665,942.20 = 269,179.89 : x
  2. Step 2: Convert to fraction form
    1,110,628.14/1,665,942.20 = 269,179.89/x
  3. Step 3: Cross multiply
    1,110,628.14x = 1,665,942.20 × 269,179.89
  4. Step 4: Simplify right side
    1,110,628.14x = 448,438,138,142.36
  5. Step 5: Solve for x
    x = 448,438,138,142.36/1,110,628.14
  6. Step 6: Final answer
    x = 403,769.83

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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.