Home / 2,850,803.38-3,930,956.16-1,816,673

Finding the Fourth Proportional to 2,850,803.38, 3,930,956.16 and 1,816,673

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Solution

The fourth proportional to 2,850,803.38, 3,930,956.16 and 1,816,673 is: 2,504,999.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,803.38 : 3,930,956.16 = 1,816,673 : x
  2. Step 2: Convert to fraction form
    2,850,803.38/3,930,956.16 = 1,816,673/x
  3. Step 3: Cross multiply
    2,850,803.38x = 3,930,956.16 × 1,816,673
  4. Step 4: Simplify right side
    2,850,803.38x = 7,141,261,920,055.68
  5. Step 5: Solve for x
    x = 7,141,261,920,055.68/2,850,803.38
  6. Step 6: Final answer
    x = 2,504,999.81

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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.