Home / 1,099,021.85-1,645,693.69-758,516.27

Finding the Fourth Proportional to 1,099,021.85, 1,645,693.69 and 758,516.27

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Solution

The fourth proportional to 1,099,021.85, 1,645,693.69 and 758,516.27 is: 1,135,814.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,021.85 : 1,645,693.69 = 758,516.27 : x
  2. Step 2: Convert to fraction form
    1,099,021.85/1,645,693.69 = 758,516.27/x
  3. Step 3: Cross multiply
    1,099,021.85x = 1,645,693.69 × 758,516.27
  4. Step 4: Simplify right side
    1,099,021.85x = 1,248,285,441,519.28
  5. Step 5: Solve for x
    x = 1,248,285,441,519.28/1,099,021.85
  6. Step 6: Final answer
    x = 1,135,814.95

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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.