Home / 2,021,592.20-2,789,910.26-1,103,906.52

Finding the Fourth Proportional to 2,021,592.20, 2,789,910.26 and 1,103,906.52

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Solution

The fourth proportional to 2,021,592.20, 2,789,910.26 and 1,103,906.52 is: 1,523,452.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,592.20 : 2,789,910.26 = 1,103,906.52 : x
  2. Step 2: Convert to fraction form
    2,021,592.20/2,789,910.26 = 1,103,906.52/x
  3. Step 3: Cross multiply
    2,021,592.20x = 2,789,910.26 × 1,103,906.52
  4. Step 4: Simplify right side
    2,021,592.20x = 3,079,800,120,709.36
  5. Step 5: Solve for x
    x = 3,079,800,120,709.36/2,021,592.20
  6. Step 6: Final answer
    x = 1,523,452.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.