Home / 1,361,481.20-2,042,003.10-414,631.70

Finding the Fourth Proportional to 1,361,481.20, 2,042,003.10 and 414,631.70

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Solution

The fourth proportional to 1,361,481.20, 2,042,003.10 and 414,631.70 is: 621,880.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,481.20 : 2,042,003.10 = 414,631.70 : x
  2. Step 2: Convert to fraction form
    1,361,481.20/2,042,003.10 = 414,631.70/x
  3. Step 3: Cross multiply
    1,361,481.20x = 2,042,003.10 × 414,631.70
  4. Step 4: Simplify right side
    1,361,481.20x = 846,679,216,758.27
  5. Step 5: Solve for x
    x = 846,679,216,758.27/1,361,481.20
  6. Step 6: Final answer
    x = 621,880.95

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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.