Home / 2,831,578.97-3,907,558.89-1,542,419.33

Finding the Fourth Proportional to 2,831,578.97, 3,907,558.89 and 1,542,419.33

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Solution

The fourth proportional to 2,831,578.97, 3,907,558.89 and 1,542,419.33 is: 2,128,527.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,578.97 : 3,907,558.89 = 1,542,419.33 : x
  2. Step 2: Convert to fraction form
    2,831,578.97/3,907,558.89 = 1,542,419.33/x
  3. Step 3: Cross multiply
    2,831,578.97x = 3,907,558.89 × 1,542,419.33
  4. Step 4: Simplify right side
    2,831,578.97x = 6,027,094,345,511.55
  5. Step 5: Solve for x
    x = 6,027,094,345,511.55/2,831,578.97
  6. Step 6: Final answer
    x = 2,128,527.73

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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.