Home / 1,255,695.40-1,732,850.94-682,735.80

Finding the Fourth Proportional to 1,255,695.40, 1,732,850.94 and 682,735.80

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Solution

The fourth proportional to 1,255,695.40, 1,732,850.94 and 682,735.80 is: 942,170.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,695.40 : 1,732,850.94 = 682,735.80 : x
  2. Step 2: Convert to fraction form
    1,255,695.40/1,732,850.94 = 682,735.80/x
  3. Step 3: Cross multiply
    1,255,695.40x = 1,732,850.94 × 682,735.80
  4. Step 4: Simplify right side
    1,255,695.40x = 1,183,079,372,801.65
  5. Step 5: Solve for x
    x = 1,183,079,372,801.65/1,255,695.40
  6. Step 6: Final answer
    x = 942,170.67

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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.