Home / 1,192,383.56-1,645,917.32-708,947.54

Finding the Fourth Proportional to 1,192,383.56, 1,645,917.32 and 708,947.54

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Solution

The fourth proportional to 1,192,383.56, 1,645,917.32 and 708,947.54 is: 978,602.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,383.56 : 1,645,917.32 = 708,947.54 : x
  2. Step 2: Convert to fraction form
    1,192,383.56/1,645,917.32 = 708,947.54/x
  3. Step 3: Cross multiply
    1,192,383.56x = 1,645,917.32 × 708,947.54
  4. Step 4: Simplify right side
    1,192,383.56x = 1,166,869,040,944.56
  5. Step 5: Solve for x
    x = 1,166,869,040,944.56/1,192,383.56
  6. Step 6: Final answer
    x = 978,602.09

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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.