Home / 1,469,085.40-2,201,003.70-1,201,396.60

Finding the Fourth Proportional to 1,469,085.40, 2,201,003.70 and 1,201,396.60

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Solution

The fourth proportional to 1,469,085.40, 2,201,003.70 and 1,201,396.60 is: 1,799,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,085.40 : 2,201,003.70 = 1,201,396.60 : x
  2. Step 2: Convert to fraction form
    1,469,085.40/2,201,003.70 = 1,201,396.60/x
  3. Step 3: Cross multiply
    1,469,085.40x = 2,201,003.70 × 1,201,396.60
  4. Step 4: Simplify right side
    1,469,085.40x = 2,644,278,361,767.42
  5. Step 5: Solve for x
    x = 2,644,278,361,767.42/1,469,085.40
  6. Step 6: Final answer
    x = 1,799,948.70

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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.