Home / 1,673,769.80-2,508,553.38-905,236.90

Finding the Fourth Proportional to 1,673,769.80, 2,508,553.38 and 905,236.90

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Solution

The fourth proportional to 1,673,769.80, 2,508,553.38 and 905,236.90 is: 1,356,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,769.80 : 2,508,553.38 = 905,236.90 : x
  2. Step 2: Convert to fraction form
    1,673,769.80/2,508,553.38 = 905,236.90/x
  3. Step 3: Cross multiply
    1,673,769.80x = 2,508,553.38 × 905,236.90
  4. Step 4: Simplify right side
    1,673,769.80x = 2,270,835,085,195.72
  5. Step 5: Solve for x
    x = 2,270,835,085,195.72/1,673,769.80
  6. Step 6: Final answer
    x = 1,356,718.88

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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.