Home / 3,689,898.37-5,536,446.12-1,982,049.08

Finding the Fourth Proportional to 3,689,898.37, 5,536,446.12 and 1,982,049.08

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Solution

The fourth proportional to 3,689,898.37, 5,536,446.12 and 1,982,049.08 is: 2,973,932.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,898.37 : 5,536,446.12 = 1,982,049.08 : x
  2. Step 2: Convert to fraction form
    3,689,898.37/5,536,446.12 = 1,982,049.08/x
  3. Step 3: Cross multiply
    3,689,898.37x = 5,536,446.12 × 1,982,049.08
  4. Step 4: Simplify right side
    3,689,898.37x = 10,973,507,910,933.34
  5. Step 5: Solve for x
    x = 10,973,507,910,933.34/3,689,898.37
  6. Step 6: Final answer
    x = 2,973,932.29

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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.