Home / 1,981,186.68-2,734,116.01-1,110,028.89

Finding the Fourth Proportional to 1,981,186.68, 2,734,116.01 and 1,110,028.89

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Solution

The fourth proportional to 1,981,186.68, 2,734,116.01 and 1,110,028.89 is: 1,531,883.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,186.68 : 2,734,116.01 = 1,110,028.89 : x
  2. Step 2: Convert to fraction form
    1,981,186.68/2,734,116.01 = 1,110,028.89/x
  3. Step 3: Cross multiply
    1,981,186.68x = 2,734,116.01 × 1,110,028.89
  4. Step 4: Simplify right side
    1,981,186.68x = 3,034,947,759,711.53
  5. Step 5: Solve for x
    x = 3,034,947,759,711.53/1,981,186.68
  6. Step 6: Final answer
    x = 1,531,883.79

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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.