Home / 1,982,581.56-2,969,261.42-1,928,033.33

Finding the Fourth Proportional to 1,982,581.56, 2,969,261.42 and 1,928,033.33

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Solution

The fourth proportional to 1,982,581.56, 2,969,261.42 and 1,928,033.33 is: 2,887,565.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,581.56 : 2,969,261.42 = 1,928,033.33 : x
  2. Step 2: Convert to fraction form
    1,982,581.56/2,969,261.42 = 1,928,033.33/x
  3. Step 3: Cross multiply
    1,982,581.56x = 2,969,261.42 × 1,928,033.33
  4. Step 4: Simplify right side
    1,982,581.56x = 5,724,834,958,756.66
  5. Step 5: Solve for x
    x = 5,724,834,958,756.66/1,982,581.56
  6. Step 6: Final answer
    x = 2,887,565.93

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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.