Home / 3,890,950.56-5,330,577.41-3,745,447.15

Finding the Fourth Proportional to 3,890,950.56, 5,330,577.41 and 3,745,447.15

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Solution

The fourth proportional to 3,890,950.56, 5,330,577.41 and 3,745,447.15 is: 5,131,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,950.56 : 5,330,577.41 = 3,745,447.15 : x
  2. Step 2: Convert to fraction form
    3,890,950.56/5,330,577.41 = 3,745,447.15/x
  3. Step 3: Cross multiply
    3,890,950.56x = 5,330,577.41 × 3,745,447.15
  4. Step 4: Simplify right side
    3,890,950.56x = 19,965,395,968,138.88
  5. Step 5: Solve for x
    x = 19,965,395,968,138.88/3,890,950.56
  6. Step 6: Final answer
    x = 5,131,238.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.