Home / 1,103,014.59-1,654,149.82-419,739.24

Finding the Fourth Proportional to 1,103,014.59, 1,654,149.82 and 419,739.24

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Solution

The fourth proportional to 1,103,014.59, 1,654,149.82 and 419,739.24 is: 629,467.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,014.59 : 1,654,149.82 = 419,739.24 : x
  2. Step 2: Convert to fraction form
    1,103,014.59/1,654,149.82 = 419,739.24/x
  3. Step 3: Cross multiply
    1,103,014.59x = 1,654,149.82 × 419,739.24
  4. Step 4: Simplify right side
    1,103,014.59x = 694,311,588,292.94
  5. Step 5: Solve for x
    x = 694,311,588,292.94/1,103,014.59
  6. Step 6: Final answer
    x = 629,467.28

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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.