Home / 2,225,042.27-3,337,692.63-858,823.78

Finding the Fourth Proportional to 2,225,042.27, 3,337,692.63 and 858,823.78

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Solution

The fourth proportional to 2,225,042.27, 3,337,692.63 and 858,823.78 is: 1,288,285.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,042.27 : 3,337,692.63 = 858,823.78 : x
  2. Step 2: Convert to fraction form
    2,225,042.27/3,337,692.63 = 858,823.78/x
  3. Step 3: Cross multiply
    2,225,042.27x = 3,337,692.63 × 858,823.78
  4. Step 4: Simplify right side
    2,225,042.27x = 2,866,489,784,286.28
  5. Step 5: Solve for x
    x = 2,866,489,784,286.28/2,225,042.27
  6. Step 6: Final answer
    x = 1,288,285.54

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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.