Home / 2,668,431.58-4,003,395.54-1,072,115.44

Finding the Fourth Proportional to 2,668,431.58, 4,003,395.54 and 1,072,115.44

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Solution

The fourth proportional to 2,668,431.58, 4,003,395.54 and 1,072,115.44 is: 1,608,473.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,431.58 : 4,003,395.54 = 1,072,115.44 : x
  2. Step 2: Convert to fraction form
    2,668,431.58/4,003,395.54 = 1,072,115.44/x
  3. Step 3: Cross multiply
    2,668,431.58x = 4,003,395.54 × 1,072,115.44
  4. Step 4: Simplify right side
    2,668,431.58x = 4,292,102,170,861.14
  5. Step 5: Solve for x
    x = 4,292,102,170,861.14/2,668,431.58
  6. Step 6: Final answer
    x = 1,608,473.76

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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.