Home / 1,129,023.05-1,693,866.78-454,757.27

Finding the Fourth Proportional to 1,129,023.05, 1,693,866.78 and 454,757.27

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Solution

The fourth proportional to 1,129,023.05, 1,693,866.78 and 454,757.27 is: 682,269.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,023.05 : 1,693,866.78 = 454,757.27 : x
  2. Step 2: Convert to fraction form
    1,129,023.05/1,693,866.78 = 454,757.27/x
  3. Step 3: Cross multiply
    1,129,023.05x = 1,693,866.78 × 454,757.27
  4. Step 4: Simplify right side
    1,129,023.05x = 770,298,224,147.16
  5. Step 5: Solve for x
    x = 770,298,224,147.16/1,129,023.05
  6. Step 6: Final answer
    x = 682,269.71

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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.