Home / 2,103,257.10-3,155,869.80-1,093,519.20

Finding the Fourth Proportional to 2,103,257.10, 3,155,869.80 and 1,093,519.20

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Solution

The fourth proportional to 2,103,257.10, 3,155,869.80 and 1,093,519.20 is: 1,640,790.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,257.10 : 3,155,869.80 = 1,093,519.20 : x
  2. Step 2: Convert to fraction form
    2,103,257.10/3,155,869.80 = 1,093,519.20/x
  3. Step 3: Cross multiply
    2,103,257.10x = 3,155,869.80 × 1,093,519.20
  4. Step 4: Simplify right side
    2,103,257.10x = 3,451,004,219,000.16
  5. Step 5: Solve for x
    x = 3,451,004,219,000.16/2,103,257.10
  6. Step 6: Final answer
    x = 1,640,790.48

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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.