Home / 1,099,540.12-1,647,900.76-956,792.20

Finding the Fourth Proportional to 1,099,540.12, 1,647,900.76 and 956,792.20

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Solution

The fourth proportional to 1,099,540.12, 1,647,900.76 and 956,792.20 is: 1,433,961.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,540.12 : 1,647,900.76 = 956,792.20 : x
  2. Step 2: Convert to fraction form
    1,099,540.12/1,647,900.76 = 956,792.20/x
  3. Step 3: Cross multiply
    1,099,540.12x = 1,647,900.76 × 956,792.20
  4. Step 4: Simplify right side
    1,099,540.12x = 1,576,698,593,542.07
  5. Step 5: Solve for x
    x = 1,576,698,593,542.07/1,099,540.12
  6. Step 6: Final answer
    x = 1,433,961.86

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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.