Home / 3,909,886.33-5,395,591.04-2,191,040.41

Finding the Fourth Proportional to 3,909,886.33, 5,395,591.04 and 2,191,040.41

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Solution

The fourth proportional to 3,909,886.33, 5,395,591.04 and 2,191,040.41 is: 3,023,606.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,886.33 : 5,395,591.04 = 2,191,040.41 : x
  2. Step 2: Convert to fraction form
    3,909,886.33/5,395,591.04 = 2,191,040.41/x
  3. Step 3: Cross multiply
    3,909,886.33x = 5,395,591.04 × 2,191,040.41
  4. Step 4: Simplify right side
    3,909,886.33x = 11,821,958,008,479.62
  5. Step 5: Solve for x
    x = 11,821,958,008,479.62/3,909,886.33
  6. Step 6: Final answer
    x = 3,023,606.57

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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.