Home / 2,064,581.80-3,096,871.26-644,759.56

Finding the Fourth Proportional to 2,064,581.80, 3,096,871.26 and 644,759.56

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Solution

The fourth proportional to 2,064,581.80, 3,096,871.26 and 644,759.56 is: 967,138.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064,581.80 : 3,096,871.26 = 644,759.56 : x
  2. Step 2: Convert to fraction form
    2,064,581.80/3,096,871.26 = 644,759.56/x
  3. Step 3: Cross multiply
    2,064,581.80x = 3,096,871.26 × 644,759.56
  4. Step 4: Simplify right side
    2,064,581.80x = 1,996,737,350,974.25
  5. Step 5: Solve for x
    x = 1,996,737,350,974.25/2,064,581.80
  6. Step 6: Final answer
    x = 967,138.89

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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.