Home / 2,722,090.80-4,084,691.40-1,040,401.20

Finding the Fourth Proportional to 2,722,090.80, 4,084,691.40 and 1,040,401.20

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Solution

The fourth proportional to 2,722,090.80, 4,084,691.40 and 1,040,401.20 is: 1,561,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,090.80 : 4,084,691.40 = 1,040,401.20 : x
  2. Step 2: Convert to fraction form
    2,722,090.80/4,084,691.40 = 1,040,401.20/x
  3. Step 3: Cross multiply
    2,722,090.80x = 4,084,691.40 × 1,040,401.20
  4. Step 4: Simplify right side
    2,722,090.80x = 4,249,717,834,189.68
  5. Step 5: Solve for x
    x = 4,249,717,834,189.68/2,722,090.80
  6. Step 6: Final answer
    x = 1,561,196.21

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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.