Home / 3,850,348.42-5,313,522.81-2,131,497.64

Finding the Fourth Proportional to 3,850,348.42, 5,313,522.81 and 2,131,497.64

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Solution

The fourth proportional to 3,850,348.42, 5,313,522.81 and 2,131,497.64 is: 2,941,489.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,348.42 : 5,313,522.81 = 2,131,497.64 : x
  2. Step 2: Convert to fraction form
    3,850,348.42/5,313,522.81 = 2,131,497.64/x
  3. Step 3: Cross multiply
    3,850,348.42x = 5,313,522.81 × 2,131,497.64
  4. Step 4: Simplify right side
    3,850,348.42x = 11,325,761,329,601.17
  5. Step 5: Solve for x
    x = 11,325,761,329,601.17/3,850,348.42
  6. Step 6: Final answer
    x = 2,941,489.99

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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.