Home / 2,666,546.50-3,679,806.54-1,442,825.03

Finding the Fourth Proportional to 2,666,546.50, 3,679,806.54 and 1,442,825.03

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Solution

The fourth proportional to 2,666,546.50, 3,679,806.54 and 1,442,825.03 is: 1,991,083.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,546.50 : 3,679,806.54 = 1,442,825.03 : x
  2. Step 2: Convert to fraction form
    2,666,546.50/3,679,806.54 = 1,442,825.03/x
  3. Step 3: Cross multiply
    2,666,546.50x = 3,679,806.54 × 1,442,825.03
  4. Step 4: Simplify right side
    2,666,546.50x = 5,309,316,981,469.70
  5. Step 5: Solve for x
    x = 5,309,316,981,469.70/2,666,546.50
  6. Step 6: Final answer
    x = 1,991,083.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.