Home / 2,251,894.67-3,378,871.31-1,225,687.63

Finding the Fourth Proportional to 2,251,894.67, 3,378,871.31 and 1,225,687.63

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Solution

The fourth proportional to 2,251,894.67, 3,378,871.31 and 1,225,687.63 is: 1,839,091.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,894.67 : 3,378,871.31 = 1,225,687.63 : x
  2. Step 2: Convert to fraction form
    2,251,894.67/3,378,871.31 = 1,225,687.63/x
  3. Step 3: Cross multiply
    2,251,894.67x = 3,378,871.31 × 1,225,687.63
  4. Step 4: Simplify right side
    2,251,894.67x = 4,141,440,762,645.94
  5. Step 5: Solve for x
    x = 4,141,440,762,645.94/2,251,894.67
  6. Step 6: Final answer
    x = 1,839,091.69

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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.