Home / 2,001,524.78-3,001,836.92-921,000.68

Finding the Fourth Proportional to 2,001,524.78, 3,001,836.92 and 921,000.68

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Solution

The fourth proportional to 2,001,524.78, 3,001,836.92 and 921,000.68 is: 1,381,293.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001,524.78 : 3,001,836.92 = 921,000.68 : x
  2. Step 2: Convert to fraction form
    2,001,524.78/3,001,836.92 = 921,000.68/x
  3. Step 3: Cross multiply
    2,001,524.78x = 3,001,836.92 × 921,000.68
  4. Step 4: Simplify right side
    2,001,524.78x = 2,764,693,836,211.81
  5. Step 5: Solve for x
    x = 2,764,693,836,211.81/2,001,524.78
  6. Step 6: Final answer
    x = 1,381,293.83

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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.