Home / 1,068,171.93-1,601,150.67-667,893.51

Finding the Fourth Proportional to 1,068,171.93, 1,601,150.67 and 667,893.51

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Solution

The fourth proportional to 1,068,171.93, 1,601,150.67 and 667,893.51 is: 1,001,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,171.93 : 1,601,150.67 = 667,893.51 : x
  2. Step 2: Convert to fraction form
    1,068,171.93/1,601,150.67 = 667,893.51/x
  3. Step 3: Cross multiply
    1,068,171.93x = 1,601,150.67 × 667,893.51
  4. Step 4: Simplify right side
    1,068,171.93x = 1,069,398,141,025.15
  5. Step 5: Solve for x
    x = 1,069,398,141,025.15/1,068,171.93
  6. Step 6: Final answer
    x = 1,001,147.95

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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.