Home / 1,201,640.39-1,800,469.60-844,911.53

Finding the Fourth Proportional to 1,201,640.39, 1,800,469.60 and 844,911.53

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Solution

The fourth proportional to 1,201,640.39, 1,800,469.60 and 844,911.53 is: 1,265,967.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,640.39 : 1,800,469.60 = 844,911.53 : x
  2. Step 2: Convert to fraction form
    1,201,640.39/1,800,469.60 = 844,911.53/x
  3. Step 3: Cross multiply
    1,201,640.39x = 1,800,469.60 × 844,911.53
  4. Step 4: Simplify right side
    1,201,640.39x = 1,521,237,513,339.86
  5. Step 5: Solve for x
    x = 1,521,237,513,339.86/1,201,640.39
  6. Step 6: Final answer
    x = 1,265,967.37

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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.