Home / 3,142,993.72-4,337,361.66-1,784,876.44

Finding the Fourth Proportional to 3,142,993.72, 4,337,361.66 and 1,784,876.44

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Solution

The fourth proportional to 3,142,993.72, 4,337,361.66 and 1,784,876.44 is: 2,463,146.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,993.72 : 4,337,361.66 = 1,784,876.44 : x
  2. Step 2: Convert to fraction form
    3,142,993.72/4,337,361.66 = 1,784,876.44/x
  3. Step 3: Cross multiply
    3,142,993.72x = 4,337,361.66 × 1,784,876.44
  4. Step 4: Simplify right side
    3,142,993.72x = 7,741,654,638,693.29
  5. Step 5: Solve for x
    x = 7,741,654,638,693.29/3,142,993.72
  6. Step 6: Final answer
    x = 2,463,146.71

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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.