Home / 2,181,927.20-3,271,769.84-1,171,898.96

Finding the Fourth Proportional to 2,181,927.20, 3,271,769.84 and 1,171,898.96

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Solution

The fourth proportional to 2,181,927.20, 3,271,769.84 and 1,171,898.96 is: 1,757,246.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,927.20 : 3,271,769.84 = 1,171,898.96 : x
  2. Step 2: Convert to fraction form
    2,181,927.20/3,271,769.84 = 1,171,898.96/x
  3. Step 3: Cross multiply
    2,181,927.20x = 3,271,769.84 × 1,171,898.96
  4. Step 4: Simplify right side
    2,181,927.20x = 3,834,183,672,855.37
  5. Step 5: Solve for x
    x = 3,834,183,672,855.37/2,181,927.20
  6. Step 6: Final answer
    x = 1,757,246.38

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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.