Home / 5,238,690.77-7,863,104.09-3,781,239.82

Finding the Fourth Proportional to 5,238,690.77, 7,863,104.09 and 3,781,239.82

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Solution

The fourth proportional to 5,238,690.77, 7,863,104.09 and 3,781,239.82 is: 5,675,517.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238,690.77 : 7,863,104.09 = 3,781,239.82 : x
  2. Step 2: Convert to fraction form
    5,238,690.77/7,863,104.09 = 3,781,239.82/x
  3. Step 3: Cross multiply
    5,238,690.77x = 7,863,104.09 × 3,781,239.82
  4. Step 4: Simplify right side
    5,238,690.77x = 29,732,282,283,708.20
  5. Step 5: Solve for x
    x = 29,732,282,283,708.20/5,238,690.77
  6. Step 6: Final answer
    x = 5,675,517.72

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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.