Home / 1,339,947.62-2,008,791-581,217.86

Finding the Fourth Proportional to 1,339,947.62, 2,008,791 and 581,217.86

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Solution

The fourth proportional to 1,339,947.62, 2,008,791 and 581,217.86 is: 871,336.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,947.62 : 2,008,791 = 581,217.86 : x
  2. Step 2: Convert to fraction form
    1,339,947.62/2,008,791 = 581,217.86/x
  3. Step 3: Cross multiply
    1,339,947.62x = 2,008,791 × 581,217.86
  4. Step 4: Simplify right side
    1,339,947.62x = 1,167,545,206,207.26
  5. Step 5: Solve for x
    x = 1,167,545,206,207.26/1,339,947.62
  6. Step 6: Final answer
    x = 871,336.45

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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.