Home / 2,687,912.10-4,031,868.16-2,016,065.70

Finding the Fourth Proportional to 2,687,912.10, 4,031,868.16 and 2,016,065.70

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Solution

The fourth proportional to 2,687,912.10, 4,031,868.16 and 2,016,065.70 is: 3,024,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,912.10 : 4,031,868.16 = 2,016,065.70 : x
  2. Step 2: Convert to fraction form
    2,687,912.10/4,031,868.16 = 2,016,065.70/x
  3. Step 3: Cross multiply
    2,687,912.10x = 4,031,868.16 × 2,016,065.70
  4. Step 4: Simplify right side
    2,687,912.10x = 8,128,511,104,298.11
  5. Step 5: Solve for x
    x = 8,128,511,104,298.11/2,687,912.10
  6. Step 6: Final answer
    x = 3,024,098.56

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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.