Home / 948,134.84-1,422,016.70-789,231.51

Finding the Fourth Proportional to 948,134.84, 1,422,016.70 and 789,231.51

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Solution

The fourth proportional to 948,134.84, 1,422,016.70 and 789,231.51 is: 1,183,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,134.84 : 1,422,016.70 = 789,231.51 : x
  2. Step 2: Convert to fraction form
    948,134.84/1,422,016.70 = 789,231.51/x
  3. Step 3: Cross multiply
    948,134.84x = 1,422,016.70 × 789,231.51
  4. Step 4: Simplify right side
    948,134.84x = 1,122,300,383,440.06
  5. Step 5: Solve for x
    x = 1,122,300,383,440.06/948,134.84
  6. Step 6: Final answer
    x = 1,183,692.81

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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.