Home / 1,101,171.78-1,651,560.84-700,622.73

Finding the Fourth Proportional to 1,101,171.78, 1,651,560.84 and 700,622.73

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Solution

The fourth proportional to 1,101,171.78, 1,651,560.84 and 700,622.73 is: 1,050,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,171.78 : 1,651,560.84 = 700,622.73 : x
  2. Step 2: Convert to fraction form
    1,101,171.78/1,651,560.84 = 700,622.73/x
  3. Step 3: Cross multiply
    1,101,171.78x = 1,651,560.84 × 700,622.73
  4. Step 4: Simplify right side
    1,101,171.78x = 1,157,121,064,481.89
  5. Step 5: Solve for x
    x = 1,157,121,064,481.89/1,101,171.78
  6. Step 6: Final answer
    x = 1,050,808.86

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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.