Home / 1,969,906.82-2,955,758.04-1,011,035.78

Finding the Fourth Proportional to 1,969,906.82, 2,955,758.04 and 1,011,035.78

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Solution

The fourth proportional to 1,969,906.82, 2,955,758.04 and 1,011,035.78 is: 1,517,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,906.82 : 2,955,758.04 = 1,011,035.78 : x
  2. Step 2: Convert to fraction form
    1,969,906.82/2,955,758.04 = 1,011,035.78/x
  3. Step 3: Cross multiply
    1,969,906.82x = 2,955,758.04 × 1,011,035.78
  4. Step 4: Simplify right side
    1,969,906.82x = 2,988,377,135,462.67
  5. Step 5: Solve for x
    x = 2,988,377,135,462.67/1,969,906.82
  6. Step 6: Final answer
    x = 1,517,014.46

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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.