Home / 3,472,163.20-5,208,244.80-2,912,291.20

Finding the Fourth Proportional to 3,472,163.20, 5,208,244.80 and 2,912,291.20

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Solution

The fourth proportional to 3,472,163.20, 5,208,244.80 and 2,912,291.20 is: 4,368,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472,163.20 : 5,208,244.80 = 2,912,291.20 : x
  2. Step 2: Convert to fraction form
    3,472,163.20/5,208,244.80 = 2,912,291.20/x
  3. Step 3: Cross multiply
    3,472,163.20x = 5,208,244.80 × 2,912,291.20
  4. Step 4: Simplify right side
    3,472,163.20x = 15,167,925,498,485.76
  5. Step 5: Solve for x
    x = 15,167,925,498,485.76/3,472,163.20
  6. Step 6: Final answer
    x = 4,368,436.80

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Similar ratio
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1.5x scale

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.