Home / 2,181,916.20-3,271,753.44-1,171,887.96

Finding the Fourth Proportional to 2,181,916.20, 3,271,753.44 and 1,171,887.96

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Solution

The fourth proportional to 2,181,916.20, 3,271,753.44 and 1,171,887.96 is: 1,757,229.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,916.20 : 3,271,753.44 = 1,171,887.96 : x
  2. Step 2: Convert to fraction form
    2,181,916.20/3,271,753.44 = 1,171,887.96/x
  3. Step 3: Cross multiply
    2,181,916.20x = 3,271,753.44 × 1,171,887.96
  4. Step 4: Simplify right side
    2,181,916.20x = 3,834,128,464,424.58
  5. Step 5: Solve for x
    x = 3,834,128,464,424.58/2,181,916.20
  6. Step 6: Final answer
    x = 1,757,229.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.