Home / 2,632,311.74-3,945,851.92-1,831,911.78

Finding the Fourth Proportional to 2,632,311.74, 3,945,851.92 and 1,831,911.78

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Solution

The fourth proportional to 2,632,311.74, 3,945,851.92 and 1,831,911.78 is: 2,746,047.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,311.74 : 3,945,851.92 = 1,831,911.78 : x
  2. Step 2: Convert to fraction form
    2,632,311.74/3,945,851.92 = 1,831,911.78/x
  3. Step 3: Cross multiply
    2,632,311.74x = 3,945,851.92 × 1,831,911.78
  4. Step 4: Simplify right side
    2,632,311.74x = 7,228,452,614,383.62
  5. Step 5: Solve for x
    x = 7,228,452,614,383.62/2,632,311.74
  6. Step 6: Final answer
    x = 2,746,047.33

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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.