Home / 3,819,300.22-5,270,561.20-2,100,420.73

Finding the Fourth Proportional to 3,819,300.22, 5,270,561.20 and 2,100,420.73

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Solution

The fourth proportional to 3,819,300.22, 5,270,561.20 and 2,100,420.73 is: 2,898,540.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,300.22 : 5,270,561.20 = 2,100,420.73 : x
  2. Step 2: Convert to fraction form
    3,819,300.22/5,270,561.20 = 2,100,420.73/x
  3. Step 3: Cross multiply
    3,819,300.22x = 5,270,561.20 × 2,100,420.73
  4. Step 4: Simplify right side
    3,819,300.22x = 11,070,396,012,427.40
  5. Step 5: Solve for x
    x = 11,070,396,012,427.40/3,819,300.22
  6. Step 6: Final answer
    x = 2,898,540.41

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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.