Home / 2,235,287.92-3,353,431.83-815,344.06

Finding the Fourth Proportional to 2,235,287.92, 3,353,431.83 and 815,344.06

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Solution

The fourth proportional to 2,235,287.92, 3,353,431.83 and 815,344.06 is: 1,223,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,287.92 : 3,353,431.83 = 815,344.06 : x
  2. Step 2: Convert to fraction form
    2,235,287.92/3,353,431.83 = 815,344.06/x
  3. Step 3: Cross multiply
    2,235,287.92x = 3,353,431.83 × 815,344.06
  4. Step 4: Simplify right side
    2,235,287.92x = 2,734,200,723,205.43
  5. Step 5: Solve for x
    x = 2,734,200,723,205.43/2,235,287.92
  6. Step 6: Final answer
    x = 1,223,198.45

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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.