Home / 3,855,621.78-5,782,992.03-1,015,956.18

Finding the Fourth Proportional to 3,855,621.78, 5,782,992.03 and 1,015,956.18

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Solution

The fourth proportional to 3,855,621.78, 5,782,992.03 and 1,015,956.18 is: 1,523,818.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,621.78 : 5,782,992.03 = 1,015,956.18 : x
  2. Step 2: Convert to fraction form
    3,855,621.78/5,782,992.03 = 1,015,956.18/x
  3. Step 3: Cross multiply
    3,855,621.78x = 5,782,992.03 × 1,015,956.18
  4. Step 4: Simplify right side
    3,855,621.78x = 5,875,266,491,769.25
  5. Step 5: Solve for x
    x = 5,875,266,491,769.25/3,855,621.78
  6. Step 6: Final answer
    x = 1,523,818.16

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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.