Home / 3,511,678.12-5,267,939.12-1,236,732.50

Finding the Fourth Proportional to 3,511,678.12, 5,267,939.12 and 1,236,732.50

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Solution

The fourth proportional to 3,511,678.12, 5,267,939.12 and 1,236,732.50 is: 1,855,247.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,678.12 : 5,267,939.12 = 1,236,732.50 : x
  2. Step 2: Convert to fraction form
    3,511,678.12/5,267,939.12 = 1,236,732.50/x
  3. Step 3: Cross multiply
    3,511,678.12x = 5,267,939.12 × 1,236,732.50
  4. Step 4: Simplify right side
    3,511,678.12x = 6,515,031,529,349.33
  5. Step 5: Solve for x
    x = 6,515,031,529,349.33/3,511,678.12
  6. Step 6: Final answer
    x = 1,855,247.35

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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.