Home / 3,188,227.20-4,783,622.40-1,295,116.80

Finding the Fourth Proportional to 3,188,227.20, 4,783,622.40 and 1,295,116.80

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Solution

The fourth proportional to 3,188,227.20, 4,783,622.40 and 1,295,116.80 is: 1,943,195.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,227.20 : 4,783,622.40 = 1,295,116.80 : x
  2. Step 2: Convert to fraction form
    3,188,227.20/4,783,622.40 = 1,295,116.80/x
  3. Step 3: Cross multiply
    3,188,227.20x = 4,783,622.40 × 1,295,116.80
  4. Step 4: Simplify right side
    3,188,227.20x = 6,195,349,735,096.32
  5. Step 5: Solve for x
    x = 6,195,349,735,096.32/3,188,227.20
  6. Step 6: Final answer
    x = 1,943,195.81

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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.