Home / 5,200,373.40-7,797,449.70-2,680,949.40

Finding the Fourth Proportional to 5,200,373.40, 7,797,449.70 and 2,680,949.40

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Solution

The fourth proportional to 5,200,373.40, 7,797,449.70 and 2,680,949.40 is: 4,019,820.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,373.40 : 7,797,449.70 = 2,680,949.40 : x
  2. Step 2: Convert to fraction form
    5,200,373.40/7,797,449.70 = 2,680,949.40/x
  3. Step 3: Cross multiply
    5,200,373.40x = 7,797,449.70 × 2,680,949.40
  4. Step 4: Simplify right side
    5,200,373.40x = 20,904,568,094,745.18
  5. Step 5: Solve for x
    x = 20,904,568,094,745.18/5,200,373.40
  6. Step 6: Final answer
    x = 4,019,820.59

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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.