Home / 5,618,887.92-8,428,331.24-2,380,935.60

Finding the Fourth Proportional to 5,618,887.92, 8,428,331.24 and 2,380,935.60

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Solution

The fourth proportional to 5,618,887.92, 8,428,331.24 and 2,380,935.60 is: 3,571,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618,887.92 : 8,428,331.24 = 2,380,935.60 : x
  2. Step 2: Convert to fraction form
    5,618,887.92/8,428,331.24 = 2,380,935.60/x
  3. Step 3: Cross multiply
    5,618,887.92x = 8,428,331.24 × 2,380,935.60
  4. Step 4: Simplify right side
    5,618,887.92x = 20,067,313,897,908.14
  5. Step 5: Solve for x
    x = 20,067,313,897,908.14/5,618,887.92
  6. Step 6: Final answer
    x = 3,571,403.13

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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.