Home / 2,554,917.21-3,831,721.88-757,380.33

Finding the Fourth Proportional to 2,554,917.21, 3,831,721.88 and 757,380.33

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Solution

The fourth proportional to 2,554,917.21, 3,831,721.88 and 757,380.33 is: 1,135,876.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554,917.21 : 3,831,721.88 = 757,380.33 : x
  2. Step 2: Convert to fraction form
    2,554,917.21/3,831,721.88 = 757,380.33/x
  3. Step 3: Cross multiply
    2,554,917.21x = 3,831,721.88 × 757,380.33
  4. Step 4: Simplify right side
    2,554,917.21x = 2,902,070,778,155.72
  5. Step 5: Solve for x
    x = 2,902,070,778,155.72/2,554,917.21
  6. Step 6: Final answer
    x = 1,135,876.64

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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.