Home / 2,809,354.42-3,876,927-1,647,563.80

Finding the Fourth Proportional to 2,809,354.42, 3,876,927 and 1,647,563.80

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Solution

The fourth proportional to 2,809,354.42, 3,876,927 and 1,647,563.80 is: 2,273,648.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,354.42 : 3,876,927 = 1,647,563.80 : x
  2. Step 2: Convert to fraction form
    2,809,354.42/3,876,927 = 1,647,563.80/x
  3. Step 3: Cross multiply
    2,809,354.42x = 3,876,927 × 1,647,563.80
  4. Step 4: Simplify right side
    2,809,354.42x = 6,387,484,580,442.60
  5. Step 5: Solve for x
    x = 6,387,484,580,442.60/2,809,354.42
  6. Step 6: Final answer
    x = 2,273,648.54

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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.