Home / 3,865,883.73-5,334,919.59-2,147,164.17

Finding the Fourth Proportional to 3,865,883.73, 5,334,919.59 and 2,147,164.17

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Solution

The fourth proportional to 3,865,883.73, 5,334,919.59 and 2,147,164.17 is: 2,963,086.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,883.73 : 5,334,919.59 = 2,147,164.17 : x
  2. Step 2: Convert to fraction form
    3,865,883.73/5,334,919.59 = 2,147,164.17/x
  3. Step 3: Cross multiply
    3,865,883.73x = 5,334,919.59 × 2,147,164.17
  4. Step 4: Simplify right side
    3,865,883.73x = 11,454,948,193,479.09
  5. Step 5: Solve for x
    x = 11,454,948,193,479.09/3,865,883.73
  6. Step 6: Final answer
    x = 2,963,086.58

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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.