Home / 2,067,972.71-3,101,548.32-1,965,438.86

Finding the Fourth Proportional to 2,067,972.71, 3,101,548.32 and 1,965,438.86

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Solution

The fourth proportional to 2,067,972.71, 3,101,548.32 and 1,965,438.86 is: 2,947,767.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067,972.71 : 3,101,548.32 = 1,965,438.86 : x
  2. Step 2: Convert to fraction form
    2,067,972.71/3,101,548.32 = 1,965,438.86/x
  3. Step 3: Cross multiply
    2,067,972.71x = 3,101,548.32 × 1,965,438.86
  4. Step 4: Simplify right side
    2,067,972.71x = 6,095,903,578,787.97
  5. Step 5: Solve for x
    x = 6,095,903,578,787.97/2,067,972.71
  6. Step 6: Final answer
    x = 2,947,767.91

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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.