Home / 5,187,706.94-7,781,025.73-1,729,072.92

Finding the Fourth Proportional to 5,187,706.94, 7,781,025.73 and 1,729,072.92

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Solution

The fourth proportional to 5,187,706.94, 7,781,025.73 and 1,729,072.92 is: 2,593,431.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187,706.94 : 7,781,025.73 = 1,729,072.92 : x
  2. Step 2: Convert to fraction form
    5,187,706.94/7,781,025.73 = 1,729,072.92/x
  3. Step 3: Cross multiply
    5,187,706.94x = 7,781,025.73 × 1,729,072.92
  4. Step 4: Simplify right side
    5,187,706.94x = 13,453,960,910,906.42
  5. Step 5: Solve for x
    x = 13,453,960,910,906.42/5,187,706.94
  6. Step 6: Final answer
    x = 2,593,431.17

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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.