Home / 3,511,948.38-4,846,389.72-2,061,620.70

Finding the Fourth Proportional to 3,511,948.38, 4,846,389.72 and 2,061,620.70

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Solution

The fourth proportional to 3,511,948.38, 4,846,389.72 and 2,061,620.70 is: 2,844,978.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,948.38 : 4,846,389.72 = 2,061,620.70 : x
  2. Step 2: Convert to fraction form
    3,511,948.38/4,846,389.72 = 2,061,620.70/x
  3. Step 3: Cross multiply
    3,511,948.38x = 4,846,389.72 × 2,061,620.70
  4. Step 4: Simplify right side
    3,511,948.38x = 9,991,417,367,019.20
  5. Step 5: Solve for x
    x = 9,991,417,367,019.20/3,511,948.38
  6. Step 6: Final answer
    x = 2,844,978.42

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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.