Home / 2,511,181.94-3,466,168.58-1,640,149.79

Finding the Fourth Proportional to 2,511,181.94, 3,466,168.58 and 1,640,149.79

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Solution

The fourth proportional to 2,511,181.94, 3,466,168.58 and 1,640,149.79 is: 2,263,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,181.94 : 3,466,168.58 = 1,640,149.79 : x
  2. Step 2: Convert to fraction form
    2,511,181.94/3,466,168.58 = 1,640,149.79/x
  3. Step 3: Cross multiply
    2,511,181.94x = 3,466,168.58 × 1,640,149.79
  4. Step 4: Simplify right side
    2,511,181.94x = 5,685,035,681,357.40
  5. Step 5: Solve for x
    x = 5,685,035,681,357.40/2,511,181.94
  6. Step 6: Final answer
    x = 2,263,888.41

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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.