Home / 1,243,375.22-1,715,787.42-699,533.94

Finding the Fourth Proportional to 1,243,375.22, 1,715,787.42 and 699,533.94

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Solution

The fourth proportional to 1,243,375.22, 1,715,787.42 and 699,533.94 is: 965,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,375.22 : 1,715,787.42 = 699,533.94 : x
  2. Step 2: Convert to fraction form
    1,243,375.22/1,715,787.42 = 699,533.94/x
  3. Step 3: Cross multiply
    1,243,375.22x = 1,715,787.42 × 699,533.94
  4. Step 4: Simplify right side
    1,243,375.22x = 1,200,251,534,115.03
  5. Step 5: Solve for x
    x = 1,200,251,534,115.03/1,243,375.22
  6. Step 6: Final answer
    x = 965,317.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.