Home / 2,216,912.68-3,320,091.06-1,415,712.52

Finding the Fourth Proportional to 2,216,912.68, 3,320,091.06 and 1,415,712.52

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Solution

The fourth proportional to 2,216,912.68, 3,320,091.06 and 1,415,712.52 is: 2,120,198.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216,912.68 : 3,320,091.06 = 1,415,712.52 : x
  2. Step 2: Convert to fraction form
    2,216,912.68/3,320,091.06 = 1,415,712.52/x
  3. Step 3: Cross multiply
    2,216,912.68x = 3,320,091.06 × 1,415,712.52
  4. Step 4: Simplify right side
    2,216,912.68x = 4,700,294,481,182.07
  5. Step 5: Solve for x
    x = 4,700,294,481,182.07/2,216,912.68
  6. Step 6: Final answer
    x = 2,120,198.29

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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.