Home / 2,079,212.20-3,119,984.70-880,930.60

Finding the Fourth Proportional to 2,079,212.20, 3,119,984.70 and 880,930.60

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Solution

The fourth proportional to 2,079,212.20, 3,119,984.70 and 880,930.60 is: 1,321,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,212.20 : 3,119,984.70 = 880,930.60 : x
  2. Step 2: Convert to fraction form
    2,079,212.20/3,119,984.70 = 880,930.60/x
  3. Step 3: Cross multiply
    2,079,212.20x = 3,119,984.70 × 880,930.60
  4. Step 4: Simplify right side
    2,079,212.20x = 2,748,489,993,761.82
  5. Step 5: Solve for x
    x = 2,748,489,993,761.82/2,079,212.20
  6. Step 6: Final answer
    x = 1,321,890.09

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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.