Home / 2,321,215.12-3,203,589.72-1,302,675.76

Finding the Fourth Proportional to 2,321,215.12, 3,203,589.72 and 1,302,675.76

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Solution

The fourth proportional to 2,321,215.12, 3,203,589.72 and 1,302,675.76 is: 1,797,868.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321,215.12 : 3,203,589.72 = 1,302,675.76 : x
  2. Step 2: Convert to fraction form
    2,321,215.12/3,203,589.72 = 1,302,675.76/x
  3. Step 3: Cross multiply
    2,321,215.12x = 3,203,589.72 × 1,302,675.76
  4. Step 4: Simplify right side
    2,321,215.12x = 4,173,238,673,229.19
  5. Step 5: Solve for x
    x = 4,173,238,673,229.19/2,321,215.12
  6. Step 6: Final answer
    x = 1,797,868.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.