Home / 1,012,183.02-1,518,301.80-443,271.42

Finding the Fourth Proportional to 1,012,183.02, 1,518,301.80 and 443,271.42

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Solution

The fourth proportional to 1,012,183.02, 1,518,301.80 and 443,271.42 is: 664,919.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,183.02 : 1,518,301.80 = 443,271.42 : x
  2. Step 2: Convert to fraction form
    1,012,183.02/1,518,301.80 = 443,271.42/x
  3. Step 3: Cross multiply
    1,012,183.02x = 1,518,301.80 × 443,271.42
  4. Step 4: Simplify right side
    1,012,183.02x = 673,019,794,874.56
  5. Step 5: Solve for x
    x = 673,019,794,874.56/1,012,183.02
  6. Step 6: Final answer
    x = 664,919.07

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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.