Home / 3,768,226.20-5,200,190.28-2,049,384.60

Finding the Fourth Proportional to 3,768,226.20, 5,200,190.28 and 2,049,384.60

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Solution

The fourth proportional to 3,768,226.20, 5,200,190.28 and 2,049,384.60 is: 2,828,171.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,226.20 : 5,200,190.28 = 2,049,384.60 : x
  2. Step 2: Convert to fraction form
    3,768,226.20/5,200,190.28 = 2,049,384.60/x
  3. Step 3: Cross multiply
    3,768,226.20x = 5,200,190.28 × 2,049,384.60
  4. Step 4: Simplify right side
    3,768,226.20x = 10,657,189,876,901.69
  5. Step 5: Solve for x
    x = 10,657,189,876,901.69/3,768,226.20
  6. Step 6: Final answer
    x = 2,828,171.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.