Home / 5,090,934.38-7,025,229.36-2,798,652.20

Finding the Fourth Proportional to 5,090,934.38, 7,025,229.36 and 2,798,652.20

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Solution

The fourth proportional to 5,090,934.38, 7,025,229.36 and 2,798,652.20 is: 3,861,997.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,934.38 : 7,025,229.36 = 2,798,652.20 : x
  2. Step 2: Convert to fraction form
    5,090,934.38/7,025,229.36 = 2,798,652.20/x
  3. Step 3: Cross multiply
    5,090,934.38x = 7,025,229.36 × 2,798,652.20
  4. Step 4: Simplify right side
    5,090,934.38x = 19,661,173,568,742.45
  5. Step 5: Solve for x
    x = 19,661,173,568,742.45/5,090,934.38
  6. Step 6: Final answer
    x = 3,861,997.06

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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.