Home / 3,836,667.80-5,759,667.30-1,942,434.20

Finding the Fourth Proportional to 3,836,667.80, 5,759,667.30 and 1,942,434.20

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Solution

The fourth proportional to 3,836,667.80, 5,759,667.30 and 1,942,434.20 is: 2,916,013.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,667.80 : 5,759,667.30 = 1,942,434.20 : x
  2. Step 2: Convert to fraction form
    3,836,667.80/5,759,667.30 = 1,942,434.20/x
  3. Step 3: Cross multiply
    3,836,667.80x = 5,759,667.30 × 1,942,434.20
  4. Step 4: Simplify right side
    3,836,667.80x = 11,187,774,744,141.66
  5. Step 5: Solve for x
    x = 11,187,774,744,141.66/3,836,667.80
  6. Step 6: Final answer
    x = 2,916,013.41

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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.