Home / 2,947,480.16-4,067,493.91-1,640,711.48

Finding the Fourth Proportional to 2,947,480.16, 4,067,493.91 and 1,640,711.48

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Solution

The fourth proportional to 2,947,480.16, 4,067,493.91 and 1,640,711.48 is: 2,264,165.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,480.16 : 4,067,493.91 = 1,640,711.48 : x
  2. Step 2: Convert to fraction form
    2,947,480.16/4,067,493.91 = 1,640,711.48/x
  3. Step 3: Cross multiply
    2,947,480.16x = 4,067,493.91 × 1,640,711.48
  4. Step 4: Simplify right side
    2,947,480.16x = 6,673,583,928,527.84
  5. Step 5: Solve for x
    x = 6,673,583,928,527.84/2,947,480.16
  6. Step 6: Final answer
    x = 2,264,165.86

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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.