Home / 1,099,405.62-1,649,085.08-300,687.18

Finding the Fourth Proportional to 1,099,405.62, 1,649,085.08 and 300,687.18

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Solution

The fourth proportional to 1,099,405.62, 1,649,085.08 and 300,687.18 is: 451,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,405.62 : 1,649,085.08 = 300,687.18 : x
  2. Step 2: Convert to fraction form
    1,099,405.62/1,649,085.08 = 300,687.18/x
  3. Step 3: Cross multiply
    1,099,405.62x = 1,649,085.08 × 300,687.18
  4. Step 4: Simplify right side
    1,099,405.62x = 495,858,740,781.84
  5. Step 5: Solve for x
    x = 495,858,740,781.84/1,099,405.62
  6. Step 6: Final answer
    x = 451,024.38

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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.