Home / 2,664,736.20-3,997,067.33-642,963.24

Finding the Fourth Proportional to 2,664,736.20, 3,997,067.33 and 642,963.24

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Solution

The fourth proportional to 2,664,736.20, 3,997,067.33 and 642,963.24 is: 964,435.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,736.20 : 3,997,067.33 = 642,963.24 : x
  2. Step 2: Convert to fraction form
    2,664,736.20/3,997,067.33 = 642,963.24/x
  3. Step 3: Cross multiply
    2,664,736.20x = 3,997,067.33 × 642,963.24
  4. Step 4: Simplify right side
    2,664,736.20x = 2,569,967,362,602.36
  5. Step 5: Solve for x
    x = 2,569,967,362,602.36/2,664,736.20
  6. Step 6: Final answer
    x = 964,435.94

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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.