Home / 1,361,704.20-2,042,556.30-603,908.70

Finding the Fourth Proportional to 1,361,704.20, 2,042,556.30 and 603,908.70

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Solution

The fourth proportional to 1,361,704.20, 2,042,556.30 and 603,908.70 is: 905,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,704.20 : 2,042,556.30 = 603,908.70 : x
  2. Step 2: Convert to fraction form
    1,361,704.20/2,042,556.30 = 603,908.70/x
  3. Step 3: Cross multiply
    1,361,704.20x = 2,042,556.30 × 603,908.70
  4. Step 4: Simplify right side
    1,361,704.20x = 1,233,517,519,809.81
  5. Step 5: Solve for x
    x = 1,233,517,519,809.81/1,361,704.20
  6. Step 6: Final answer
    x = 905,863.05

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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.