Home / 3,871,104.34-5,340,589.59-2,239,208.68

Finding the Fourth Proportional to 3,871,104.34, 5,340,589.59 and 2,239,208.68

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Solution

The fourth proportional to 3,871,104.34, 5,340,589.59 and 2,239,208.68 is: 3,089,220.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,104.34 : 5,340,589.59 = 2,239,208.68 : x
  2. Step 2: Convert to fraction form
    3,871,104.34/5,340,589.59 = 2,239,208.68/x
  3. Step 3: Cross multiply
    3,871,104.34x = 5,340,589.59 × 2,239,208.68
  4. Step 4: Simplify right side
    3,871,104.34x = 11,958,694,566,245.64
  5. Step 5: Solve for x
    x = 11,958,694,566,245.64/3,871,104.34
  6. Step 6: Final answer
    x = 3,089,220.42

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Double scale
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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.