Home / 1,283,174.57-1,770,967.91-739,205.71

Finding the Fourth Proportional to 1,283,174.57, 1,770,967.91 and 739,205.71

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Solution

The fourth proportional to 1,283,174.57, 1,770,967.91 and 739,205.71 is: 1,020,211.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,174.57 : 1,770,967.91 = 739,205.71 : x
  2. Step 2: Convert to fraction form
    1,283,174.57/1,770,967.91 = 739,205.71/x
  3. Step 3: Cross multiply
    1,283,174.57x = 1,770,967.91 × 739,205.71
  4. Step 4: Simplify right side
    1,283,174.57x = 1,309,109,591,298.77
  5. Step 5: Solve for x
    x = 1,309,109,591,298.77/1,283,174.57
  6. Step 6: Final answer
    x = 1,020,211.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.