Home / 3,283,743.30-4,917,320.55-2,155,704.90

Finding the Fourth Proportional to 3,283,743.30, 4,917,320.55 and 2,155,704.90

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Solution

The fourth proportional to 3,283,743.30, 4,917,320.55 and 2,155,704.90 is: 3,228,112.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283,743.30 : 4,917,320.55 = 2,155,704.90 : x
  2. Step 2: Convert to fraction form
    3,283,743.30/4,917,320.55 = 2,155,704.90/x
  3. Step 3: Cross multiply
    3,283,743.30x = 4,917,320.55 × 2,155,704.90
  4. Step 4: Simplify right side
    3,283,743.30x = 10,600,292,004,505.69
  5. Step 5: Solve for x
    x = 10,600,292,004,505.69/3,283,743.30
  6. Step 6: Final answer
    x = 3,228,112.26

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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.