Home / 3,850,329.42-5,313,496.59-2,131,478.64

Finding the Fourth Proportional to 3,850,329.42, 5,313,496.59 and 2,131,478.64

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Solution

The fourth proportional to 3,850,329.42, 5,313,496.59 and 2,131,478.64 is: 2,941,463.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,329.42 : 5,313,496.59 = 2,131,478.64 : x
  2. Step 2: Convert to fraction form
    3,850,329.42/5,313,496.59 = 2,131,478.64/x
  3. Step 3: Cross multiply
    3,850,329.42x = 5,313,496.59 × 2,131,478.64
  4. Step 4: Simplify right side
    3,850,329.42x = 11,325,604,485,297.84
  5. Step 5: Solve for x
    x = 11,325,604,485,297.84/3,850,329.42
  6. Step 6: Final answer
    x = 2,941,463.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.