Home / 2,876,647.87-3,971,266.58-2,101,408.31

Finding the Fourth Proportional to 2,876,647.87, 3,971,266.58 and 2,101,408.31

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Solution

The fourth proportional to 2,876,647.87, 3,971,266.58 and 2,101,408.31 is: 2,901,033.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,647.87 : 3,971,266.58 = 2,101,408.31 : x
  2. Step 2: Convert to fraction form
    2,876,647.87/3,971,266.58 = 2,101,408.31/x
  3. Step 3: Cross multiply
    2,876,647.87x = 3,971,266.58 × 2,101,408.31
  4. Step 4: Simplify right side
    2,876,647.87x = 8,345,252,607,618.97
  5. Step 5: Solve for x
    x = 8,345,252,607,618.97/2,876,647.87
  6. Step 6: Final answer
    x = 2,901,033.77

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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.