Home / 3,438,596.20-5,157,894.30-3,107,921.80

Finding the Fourth Proportional to 3,438,596.20, 5,157,894.30 and 3,107,921.80

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Solution

The fourth proportional to 3,438,596.20, 5,157,894.30 and 3,107,921.80 is: 4,661,882.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,596.20 : 5,157,894.30 = 3,107,921.80 : x
  2. Step 2: Convert to fraction form
    3,438,596.20/5,157,894.30 = 3,107,921.80/x
  3. Step 3: Cross multiply
    3,438,596.20x = 5,157,894.30 × 3,107,921.80
  4. Step 4: Simplify right side
    3,438,596.20x = 16,030,332,137,065.74
  5. Step 5: Solve for x
    x = 16,030,332,137,065.74/3,438,596.20
  6. Step 6: Final answer
    x = 4,661,882.70

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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.