Home / 3,978,395.35-5,967,634.64-3,184,722.11

Finding the Fourth Proportional to 3,978,395.35, 5,967,634.64 and 3,184,722.11

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Solution

The fourth proportional to 3,978,395.35, 5,967,634.64 and 3,184,722.11 is: 4,777,116.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,978,395.35 : 5,967,634.64 = 3,184,722.11 : x
  2. Step 2: Convert to fraction form
    3,978,395.35/5,967,634.64 = 3,184,722.11/x
  3. Step 3: Cross multiply
    3,978,395.35x = 5,967,634.64 × 3,184,722.11
  4. Step 4: Simplify right side
    3,978,395.35x = 19,005,257,981,405.36
  5. Step 5: Solve for x
    x = 19,005,257,981,405.36/3,978,395.35
  6. Step 6: Final answer
    x = 4,777,116.48

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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.