Home / 3,923,019.60-5,413,771.80-2,204,139.12

Finding the Fourth Proportional to 3,923,019.60, 5,413,771.80 and 2,204,139.12

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Solution

The fourth proportional to 3,923,019.60, 5,413,771.80 and 2,204,139.12 is: 3,041,714.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923,019.60 : 5,413,771.80 = 2,204,139.12 : x
  2. Step 2: Convert to fraction form
    3,923,019.60/5,413,771.80 = 2,204,139.12/x
  3. Step 3: Cross multiply
    3,923,019.60x = 5,413,771.80 × 2,204,139.12
  4. Step 4: Simplify right side
    3,923,019.60x = 11,932,706,211,132.82
  5. Step 5: Solve for x
    x = 11,932,706,211,132.82/3,923,019.60
  6. Step 6: Final answer
    x = 3,041,714.66

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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.