Home / 1,821,355.28-2,729,736.12-923,022.80

Finding the Fourth Proportional to 1,821,355.28, 2,729,736.12 and 923,022.80

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Solution

The fourth proportional to 1,821,355.28, 2,729,736.12 and 923,022.80 is: 1,383,370.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,355.28 : 2,729,736.12 = 923,022.80 : x
  2. Step 2: Convert to fraction form
    1,821,355.28/2,729,736.12 = 923,022.80/x
  3. Step 3: Cross multiply
    1,821,355.28x = 2,729,736.12 × 923,022.80
  4. Step 4: Simplify right side
    1,821,355.28x = 2,519,608,676,743.54
  5. Step 5: Solve for x
    x = 2,519,608,676,743.54/1,821,355.28
  6. Step 6: Final answer
    x = 1,383,370.23

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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.