Home / 3,940,219.24-5,910,664.20-1,243,823.20

Finding the Fourth Proportional to 3,940,219.24, 5,910,664.20 and 1,243,823.20

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Solution

The fourth proportional to 3,940,219.24, 5,910,664.20 and 1,243,823.20 is: 1,865,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,219.24 : 5,910,664.20 = 1,243,823.20 : x
  2. Step 2: Convert to fraction form
    3,940,219.24/5,910,664.20 = 1,243,823.20/x
  3. Step 3: Cross multiply
    3,940,219.24x = 5,910,664.20 × 1,243,823.20
  4. Step 4: Simplify right side
    3,940,219.24x = 7,351,821,259,369.44
  5. Step 5: Solve for x
    x = 7,351,821,259,369.44/3,940,219.24
  6. Step 6: Final answer
    x = 1,865,840.66

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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.