Home / 1,515,254.72-2,270,125.62-882,249.44

Finding the Fourth Proportional to 1,515,254.72, 2,270,125.62 and 882,249.44

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Solution

The fourth proportional to 1,515,254.72, 2,270,125.62 and 882,249.44 is: 1,321,769.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,254.72 : 2,270,125.62 = 882,249.44 : x
  2. Step 2: Convert to fraction form
    1,515,254.72/2,270,125.62 = 882,249.44/x
  3. Step 3: Cross multiply
    1,515,254.72x = 2,270,125.62 × 882,249.44
  4. Step 4: Simplify right side
    1,515,254.72x = 2,002,817,056,974.65
  5. Step 5: Solve for x
    x = 2,002,817,056,974.65/1,515,254.72
  6. Step 6: Final answer
    x = 1,321,769.23

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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.