Home / 3,887,006.82-5,364,309.69-2,144,667.66

Finding the Fourth Proportional to 3,887,006.82, 5,364,309.69 and 2,144,667.66

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Solution

The fourth proportional to 3,887,006.82, 5,364,309.69 and 2,144,667.66 is: 2,959,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,006.82 : 5,364,309.69 = 2,144,667.66 : x
  2. Step 2: Convert to fraction form
    3,887,006.82/5,364,309.69 = 2,144,667.66/x
  3. Step 3: Cross multiply
    3,887,006.82x = 5,364,309.69 × 2,144,667.66
  4. Step 4: Simplify right side
    3,887,006.82x = 11,504,661,510,367.63
  5. Step 5: Solve for x
    x = 11,504,661,510,367.63/3,887,006.82
  6. Step 6: Final answer
    x = 2,959,773.95

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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.