Home / 2,807,687.97-4,211,997.31-985,580.13

Finding the Fourth Proportional to 2,807,687.97, 4,211,997.31 and 985,580.13

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Solution

The fourth proportional to 2,807,687.97, 4,211,997.31 and 985,580.13 is: 1,478,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,687.97 : 4,211,997.31 = 985,580.13 : x
  2. Step 2: Convert to fraction form
    2,807,687.97/4,211,997.31 = 985,580.13/x
  3. Step 3: Cross multiply
    2,807,687.97x = 4,211,997.31 × 985,580.13
  4. Step 4: Simplify right side
    2,807,687.97x = 4,151,260,857,960.66
  5. Step 5: Solve for x
    x = 4,151,260,857,960.66/2,807,687.97
  6. Step 6: Final answer
    x = 1,478,533.55

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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.