Home / 1,772,974.75-2,659,462.13-443,278.75

Finding the Fourth Proportional to 1,772,974.75, 2,659,462.13 and 443,278.75

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Solution

The fourth proportional to 1,772,974.75, 2,659,462.13 and 443,278.75 is: 664,918.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,974.75 : 2,659,462.13 = 443,278.75 : x
  2. Step 2: Convert to fraction form
    1,772,974.75/2,659,462.13 = 443,278.75/x
  3. Step 3: Cross multiply
    1,772,974.75x = 2,659,462.13 × 443,278.75
  4. Step 4: Simplify right side
    1,772,974.75x = 1,178,883,048,658.74
  5. Step 5: Solve for x
    x = 1,178,883,048,658.74/1,772,974.75
  6. Step 6: Final answer
    x = 664,918.13

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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.