Home / 2,005,708.20-3,008,568.78-509,800.20

Finding the Fourth Proportional to 2,005,708.20, 3,008,568.78 and 509,800.20

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Solution

The fourth proportional to 2,005,708.20, 3,008,568.78 and 509,800.20 is: 764,701.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,708.20 : 3,008,568.78 = 509,800.20 : x
  2. Step 2: Convert to fraction form
    2,005,708.20/3,008,568.78 = 509,800.20/x
  3. Step 3: Cross multiply
    2,005,708.20x = 3,008,568.78 × 509,800.20
  4. Step 4: Simplify right side
    2,005,708.20x = 1,533,768,965,757.76
  5. Step 5: Solve for x
    x = 1,533,768,965,757.76/2,005,708.20
  6. Step 6: Final answer
    x = 764,701.95

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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.