Home / 2,262,615.86-3,122,344.14-1,282,645.76

Finding the Fourth Proportional to 2,262,615.86, 3,122,344.14 and 1,282,645.76

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Solution

The fourth proportional to 2,262,615.86, 3,122,344.14 and 1,282,645.76 is: 1,770,013.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,615.86 : 3,122,344.14 = 1,282,645.76 : x
  2. Step 2: Convert to fraction form
    2,262,615.86/3,122,344.14 = 1,282,645.76/x
  3. Step 3: Cross multiply
    2,262,615.86x = 3,122,344.14 × 1,282,645.76
  4. Step 4: Simplify right side
    2,262,615.86x = 4,004,861,472,431.85
  5. Step 5: Solve for x
    x = 4,004,861,472,431.85/2,262,615.86
  6. Step 6: Final answer
    x = 1,770,013.88

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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.