Home / 2,251,348.66-3,106,866.27-1,218,867.31

Finding the Fourth Proportional to 2,251,348.66, 3,106,866.27 and 1,218,867.31

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Solution

The fourth proportional to 2,251,348.66, 3,106,866.27 and 1,218,867.31 is: 1,682,039.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,348.66 : 3,106,866.27 = 1,218,867.31 : x
  2. Step 2: Convert to fraction form
    2,251,348.66/3,106,866.27 = 1,218,867.31/x
  3. Step 3: Cross multiply
    2,251,348.66x = 3,106,866.27 × 1,218,867.31
  4. Step 4: Simplify right side
    2,251,348.66x = 3,786,857,733,044.63
  5. Step 5: Solve for x
    x = 3,786,857,733,044.63/2,251,348.66
  6. Step 6: Final answer
    x = 1,682,039.66

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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.