Home / 3,894,109.92-5,401,365.45-3,790,533.60

Finding the Fourth Proportional to 3,894,109.92, 5,401,365.45 and 3,790,533.60

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Solution

The fourth proportional to 3,894,109.92, 5,401,365.45 and 3,790,533.60 is: 5,257,698.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894,109.92 : 5,401,365.45 = 3,790,533.60 : x
  2. Step 2: Convert to fraction form
    3,894,109.92/5,401,365.45 = 3,790,533.60/x
  3. Step 3: Cross multiply
    3,894,109.92x = 5,401,365.45 × 3,790,533.60
  4. Step 4: Simplify right side
    3,894,109.92x = 20,474,057,224,104.12
  5. Step 5: Solve for x
    x = 20,474,057,224,104.12/3,894,109.92
  6. Step 6: Final answer
    x = 5,257,698.84

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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.