Home / 3,958,019.54-5,462,065.41-2,147,183.54

Finding the Fourth Proportional to 3,958,019.54, 5,462,065.41 and 2,147,183.54

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Solution

The fourth proportional to 3,958,019.54, 5,462,065.41 and 2,147,183.54 is: 2,963,112.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,019.54 : 5,462,065.41 = 2,147,183.54 : x
  2. Step 2: Convert to fraction form
    3,958,019.54/5,462,065.41 = 2,147,183.54/x
  3. Step 3: Cross multiply
    3,958,019.54x = 5,462,065.41 × 2,147,183.54
  4. Step 4: Simplify right side
    3,958,019.54x = 11,728,056,942,755.35
  5. Step 5: Solve for x
    x = 11,728,056,942,755.35/3,958,019.54
  6. Step 6: Final answer
    x = 2,963,112.44

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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.