Home / 1,099,391.03-1,649,063.07-300,672.57

Finding the Fourth Proportional to 1,099,391.03, 1,649,063.07 and 300,672.57

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Solution

The fourth proportional to 1,099,391.03, 1,649,063.07 and 300,672.57 is: 451,002.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,391.03 : 1,649,063.07 = 300,672.57 : x
  2. Step 2: Convert to fraction form
    1,099,391.03/1,649,063.07 = 300,672.57/x
  3. Step 3: Cross multiply
    1,099,391.03x = 1,649,063.07 × 300,672.57
  4. Step 4: Simplify right side
    1,099,391.03x = 495,828,037,532.98
  5. Step 5: Solve for x
    x = 495,828,037,532.98/1,099,391.03
  6. Step 6: Final answer
    x = 451,002.44

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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.