Home / 2,630,128.30-3,945,231.33-736,750.06

Finding the Fourth Proportional to 2,630,128.30, 3,945,231.33 and 736,750.06

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Solution

The fourth proportional to 2,630,128.30, 3,945,231.33 and 736,750.06 is: 1,105,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,128.30 : 3,945,231.33 = 736,750.06 : x
  2. Step 2: Convert to fraction form
    2,630,128.30/3,945,231.33 = 736,750.06/x
  3. Step 3: Cross multiply
    2,630,128.30x = 3,945,231.33 × 736,750.06
  4. Step 4: Simplify right side
    2,630,128.30x = 2,906,649,419,091.38
  5. Step 5: Solve for x
    x = 2,906,649,419,091.38/2,630,128.30
  6. Step 6: Final answer
    x = 1,105,135.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.