Home / 775,223.10-1,160,866.35-739,793.70

Finding the Fourth Proportional to 775,223.10, 1,160,866.35 and 739,793.70

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Solution

The fourth proportional to 775,223.10, 1,160,866.35 and 739,793.70 is: 1,107,812.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,223.10 : 1,160,866.35 = 739,793.70 : x
  2. Step 2: Convert to fraction form
    775,223.10/1,160,866.35 = 739,793.70/x
  3. Step 3: Cross multiply
    775,223.10x = 1,160,866.35 × 739,793.70
  4. Step 4: Simplify right side
    775,223.10x = 858,801,612,272.00
  5. Step 5: Solve for x
    x = 858,801,612,272.00/775,223.10
  6. Step 6: Final answer
    x = 1,107,812.21

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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.