Home / 1,783,979.72-2,461,893.28-968,183.21

Finding the Fourth Proportional to 1,783,979.72, 2,461,893.28 and 968,183.21

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Solution

The fourth proportional to 1,783,979.72, 2,461,893.28 and 968,183.21 is: 1,336,093.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,979.72 : 2,461,893.28 = 968,183.21 : x
  2. Step 2: Convert to fraction form
    1,783,979.72/2,461,893.28 = 968,183.21/x
  3. Step 3: Cross multiply
    1,783,979.72x = 2,461,893.28 × 968,183.21
  4. Step 4: Simplify right side
    1,783,979.72x = 2,383,563,728,393.95
  5. Step 5: Solve for x
    x = 2,383,563,728,393.95/1,783,979.72
  6. Step 6: Final answer
    x = 1,336,093.51

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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.