Home / 1,493,321.10-2,239,975.23-413,830.55

Finding the Fourth Proportional to 1,493,321.10, 2,239,975.23 and 413,830.55

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Solution

The fourth proportional to 1,493,321.10, 2,239,975.23 and 413,830.55 is: 620,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,321.10 : 2,239,975.23 = 413,830.55 : x
  2. Step 2: Convert to fraction form
    1,493,321.10/2,239,975.23 = 413,830.55/x
  3. Step 3: Cross multiply
    1,493,321.10x = 2,239,975.23 × 413,830.55
  4. Step 4: Simplify right side
    1,493,321.10x = 926,970,187,793.15
  5. Step 5: Solve for x
    x = 926,970,187,793.15/1,493,321.10
  6. Step 6: Final answer
    x = 620,744.05

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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.