Home / 3,781,855.26-5,672,832.03-1,257,510.42

Finding the Fourth Proportional to 3,781,855.26, 5,672,832.03 and 1,257,510.42

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Solution

The fourth proportional to 3,781,855.26, 5,672,832.03 and 1,257,510.42 is: 1,886,281.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,855.26 : 5,672,832.03 = 1,257,510.42 : x
  2. Step 2: Convert to fraction form
    3,781,855.26/5,672,832.03 = 1,257,510.42/x
  3. Step 3: Cross multiply
    3,781,855.26x = 5,672,832.03 × 1,257,510.42
  4. Step 4: Simplify right side
    3,781,855.26x = 7,133,645,388,634.75
  5. Step 5: Solve for x
    x = 7,133,645,388,634.75/3,781,855.26
  6. Step 6: Final answer
    x = 1,886,281.97

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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.