Home / 2,381,695.78-3,286,722.47-1,293,976.29

Finding the Fourth Proportional to 2,381,695.78, 3,286,722.47 and 1,293,976.29

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Solution

The fourth proportional to 2,381,695.78, 3,286,722.47 and 1,293,976.29 is: 1,785,677.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,695.78 : 3,286,722.47 = 1,293,976.29 : x
  2. Step 2: Convert to fraction form
    2,381,695.78/3,286,722.47 = 1,293,976.29/x
  3. Step 3: Cross multiply
    2,381,695.78x = 3,286,722.47 × 1,293,976.29
  4. Step 4: Simplify right side
    2,381,695.78x = 4,252,940,951,880.27
  5. Step 5: Solve for x
    x = 4,252,940,951,880.27/2,381,695.78
  6. Step 6: Final answer
    x = 1,785,677.66

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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.