Home / 3,162,031.31-4,743,178.19-918,169.31

Finding the Fourth Proportional to 3,162,031.31, 4,743,178.19 and 918,169.31

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Solution

The fourth proportional to 3,162,031.31, 4,743,178.19 and 918,169.31 is: 1,377,292.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,031.31 : 4,743,178.19 = 918,169.31 : x
  2. Step 2: Convert to fraction form
    3,162,031.31/4,743,178.19 = 918,169.31/x
  3. Step 3: Cross multiply
    3,162,031.31x = 4,743,178.19 × 918,169.31
  4. Step 4: Simplify right side
    3,162,031.31x = 4,355,040,656,629.58
  5. Step 5: Solve for x
    x = 4,355,040,656,629.58/3,162,031.31
  6. Step 6: Final answer
    x = 1,377,292.07

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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.