Home / 1,129,122-1,694,015.71-454,856.33

Finding the Fourth Proportional to 1,129,122, 1,694,015.71 and 454,856.33

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Solution

The fourth proportional to 1,129,122, 1,694,015.71 and 454,856.33 is: 682,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,122 : 1,694,015.71 = 454,856.33 : x
  2. Step 2: Convert to fraction form
    1,129,122/1,694,015.71 = 454,856.33/x
  3. Step 3: Cross multiply
    1,129,122x = 1,694,015.71 × 454,856.33
  4. Step 4: Simplify right side
    1,129,122x = 770,533,771,910.84
  5. Step 5: Solve for x
    x = 770,533,771,910.84/1,129,122
  6. Step 6: Final answer
    x = 682,418.53

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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.