Home / 3,125,469.78-4,685,007.74-2,114,698.46

Finding the Fourth Proportional to 3,125,469.78, 4,685,007.74 and 2,114,698.46

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Solution

The fourth proportional to 3,125,469.78, 4,685,007.74 and 2,114,698.46 is: 3,169,884.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,469.78 : 4,685,007.74 = 2,114,698.46 : x
  2. Step 2: Convert to fraction form
    3,125,469.78/4,685,007.74 = 2,114,698.46/x
  3. Step 3: Cross multiply
    3,125,469.78x = 4,685,007.74 × 2,114,698.46
  4. Step 4: Simplify right side
    3,125,469.78x = 9,907,378,618,867.55
  5. Step 5: Solve for x
    x = 9,907,378,618,867.55/3,125,469.78
  6. Step 6: Final answer
    x = 3,169,884.63

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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.