Home / 2,629,236-3,944,289.78-922,936.57

Finding the Fourth Proportional to 2,629,236, 3,944,289.78 and 922,936.57

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Solution

The fourth proportional to 2,629,236, 3,944,289.78 and 922,936.57 is: 1,384,557.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,236 : 3,944,289.78 = 922,936.57 : x
  2. Step 2: Convert to fraction form
    2,629,236/3,944,289.78 = 922,936.57/x
  3. Step 3: Cross multiply
    2,629,236x = 3,944,289.78 × 922,936.57
  4. Step 4: Simplify right side
    2,629,236x = 3,640,329,280,639.25
  5. Step 5: Solve for x
    x = 3,640,329,280,639.25/2,629,236
  6. Step 6: Final answer
    x = 1,384,557.83

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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.