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Finding the Fourth Proportional to 2,200,751.70, 3,083,151.90 and 2,200,751.70

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Solution

The fourth proportional to 2,200,751.70, 3,083,151.90 and 2,200,751.70 is: 3,083,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,751.70 : 3,083,151.90 = 2,200,751.70 : x
  2. Step 2: Convert to fraction form
    2,200,751.70/3,083,151.90 = 2,200,751.70/x
  3. Step 3: Cross multiply
    2,200,751.70x = 3,083,151.90 × 2,200,751.70
  4. Step 4: Simplify right side
    2,200,751.70x = 6,785,251,785,283.23
  5. Step 5: Solve for x
    x = 6,785,251,785,283.23/2,200,751.70
  6. Step 6: Final answer
    x = 3,083,151.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.