Home / 4,892,907.78-6,752,296.21-2,687,863.58

Finding the Fourth Proportional to 4,892,907.78, 6,752,296.21 and 2,687,863.58

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Solution

The fourth proportional to 4,892,907.78, 6,752,296.21 and 2,687,863.58 is: 3,709,297.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,907.78 : 6,752,296.21 = 2,687,863.58 : x
  2. Step 2: Convert to fraction form
    4,892,907.78/6,752,296.21 = 2,687,863.58/x
  3. Step 3: Cross multiply
    4,892,907.78x = 6,752,296.21 × 2,687,863.58
  4. Step 4: Simplify right side
    4,892,907.78x = 18,149,251,048,926.58
  5. Step 5: Solve for x
    x = 18,149,251,048,926.58/4,892,907.78
  6. Step 6: Final answer
    x = 3,709,297.59

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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.