Home / 3,892,786.75-5,372,208.93-2,238,934.32

Finding the Fourth Proportional to 3,892,786.75, 5,372,208.93 and 2,238,934.32

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Solution

The fourth proportional to 3,892,786.75, 5,372,208.93 and 2,238,934.32 is: 3,089,823.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892,786.75 : 5,372,208.93 = 2,238,934.32 : x
  2. Step 2: Convert to fraction form
    3,892,786.75/5,372,208.93 = 2,238,934.32/x
  3. Step 3: Cross multiply
    3,892,786.75x = 5,372,208.93 × 2,238,934.32
  4. Step 4: Simplify right side
    3,892,786.75x = 12,028,022,936,392.80
  5. Step 5: Solve for x
    x = 12,028,022,936,392.80/3,892,786.75
  6. Step 6: Final answer
    x = 3,089,823.23

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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.