Home / 2,147,868.75-2,963,982.99-1,180,992.27

Finding the Fourth Proportional to 2,147,868.75, 2,963,982.99 and 1,180,992.27

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Solution

The fourth proportional to 2,147,868.75, 2,963,982.99 and 1,180,992.27 is: 1,629,727.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,868.75 : 2,963,982.99 = 1,180,992.27 : x
  2. Step 2: Convert to fraction form
    2,147,868.75/2,963,982.99 = 1,180,992.27/x
  3. Step 3: Cross multiply
    2,147,868.75x = 2,963,982.99 × 1,180,992.27
  4. Step 4: Simplify right side
    2,147,868.75x = 3,500,440,999,601.49
  5. Step 5: Solve for x
    x = 3,500,440,999,601.49/2,147,868.75
  6. Step 6: Final answer
    x = 1,629,727.61

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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.