Home / 1,809,676.78-2,714,512.87-461,839.41

Finding the Fourth Proportional to 1,809,676.78, 2,714,512.87 and 461,839.41

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Solution

The fourth proportional to 1,809,676.78, 2,714,512.87 and 461,839.41 is: 692,758.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,676.78 : 2,714,512.87 = 461,839.41 : x
  2. Step 2: Convert to fraction form
    1,809,676.78/2,714,512.87 = 461,839.41/x
  3. Step 3: Cross multiply
    1,809,676.78x = 2,714,512.87 × 461,839.41
  4. Step 4: Simplify right side
    1,809,676.78x = 1,253,669,022,318.21
  5. Step 5: Solve for x
    x = 1,253,669,022,318.21/1,809,676.78
  6. Step 6: Final answer
    x = 692,758.53

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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.