Home / 3,422,669.40-5,126,622.71-3,221,448.12

Finding the Fourth Proportional to 3,422,669.40, 5,126,622.71 and 3,221,448.12

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Solution

The fourth proportional to 3,422,669.40, 5,126,622.71 and 3,221,448.12 is: 4,825,224.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,669.40 : 5,126,622.71 = 3,221,448.12 : x
  2. Step 2: Convert to fraction form
    3,422,669.40/5,126,622.71 = 3,221,448.12/x
  3. Step 3: Cross multiply
    3,422,669.40x = 5,126,622.71 × 3,221,448.12
  4. Step 4: Simplify right side
    3,422,669.40x = 16,515,149,091,078.80
  5. Step 5: Solve for x
    x = 16,515,149,091,078.80/3,422,669.40
  6. Step 6: Final answer
    x = 4,825,224.75

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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.