Home / 1,508,026.92-2,081,091.94-819,698.36

Finding the Fourth Proportional to 1,508,026.92, 2,081,091.94 and 819,698.36

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Solution

The fourth proportional to 1,508,026.92, 2,081,091.94 and 819,698.36 is: 1,131,191.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,026.92 : 2,081,091.94 = 819,698.36 : x
  2. Step 2: Convert to fraction form
    1,508,026.92/2,081,091.94 = 819,698.36/x
  3. Step 3: Cross multiply
    1,508,026.92x = 2,081,091.94 × 819,698.36
  4. Step 4: Simplify right side
    1,508,026.92x = 1,705,867,650,227.22
  5. Step 5: Solve for x
    x = 1,705,867,650,227.22/1,508,026.92
  6. Step 6: Final answer
    x = 1,131,191.78

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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.