Home / 3,216,791.05-4,826,120.45-1,296,711.36

Finding the Fourth Proportional to 3,216,791.05, 4,826,120.45 and 1,296,711.36

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Solution

The fourth proportional to 3,216,791.05, 4,826,120.45 and 1,296,711.36 is: 1,945,443.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,791.05 : 4,826,120.45 = 1,296,711.36 : x
  2. Step 2: Convert to fraction form
    3,216,791.05/4,826,120.45 = 1,296,711.36/x
  3. Step 3: Cross multiply
    3,216,791.05x = 4,826,120.45 × 1,296,711.36
  4. Step 4: Simplify right side
    3,216,791.05x = 6,258,085,212,243.31
  5. Step 5: Solve for x
    x = 6,258,085,212,243.31/3,216,791.05
  6. Step 6: Final answer
    x = 1,945,443.49

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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.