Home / 1,255,865.33-1,733,074.39-682,900.49

Finding the Fourth Proportional to 1,255,865.33, 1,733,074.39 and 682,900.49

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Solution

The fourth proportional to 1,255,865.33, 1,733,074.39 and 682,900.49 is: 942,391.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,865.33 : 1,733,074.39 = 682,900.49 : x
  2. Step 2: Convert to fraction form
    1,255,865.33/1,733,074.39 = 682,900.49/x
  3. Step 3: Cross multiply
    1,255,865.33x = 1,733,074.39 × 682,900.49
  4. Step 4: Simplify right side
    1,255,865.33x = 1,183,517,350,137.45
  5. Step 5: Solve for x
    x = 1,183,517,350,137.45/1,255,865.33
  6. Step 6: Final answer
    x = 942,391.93

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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.