Home / 3,894,106.92-5,401,361.28-3,790,530.60

Finding the Fourth Proportional to 3,894,106.92, 5,401,361.28 and 3,790,530.60

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Solution

The fourth proportional to 3,894,106.92, 5,401,361.28 and 3,790,530.60 is: 5,257,694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894,106.92 : 5,401,361.28 = 3,790,530.60 : x
  2. Step 2: Convert to fraction form
    3,894,106.92/5,401,361.28 = 3,790,530.60/x
  3. Step 3: Cross multiply
    3,894,106.92x = 5,401,361.28 × 3,790,530.60
  4. Step 4: Simplify right side
    3,894,106.92x = 20,474,025,213,495.17
  5. Step 5: Solve for x
    x = 20,474,025,213,495.17/3,894,106.92
  6. Step 6: Final answer
    x = 5,257,694.67

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.