Home / 1,769,791.03-2,655,572.58-810,244.78

Finding the Fourth Proportional to 1,769,791.03, 2,655,572.58 and 810,244.78

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Solution

The fourth proportional to 1,769,791.03, 2,655,572.58 and 810,244.78 is: 1,215,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,791.03 : 2,655,572.58 = 810,244.78 : x
  2. Step 2: Convert to fraction form
    1,769,791.03/2,655,572.58 = 810,244.78/x
  3. Step 3: Cross multiply
    1,769,791.03x = 2,655,572.58 × 810,244.78
  4. Step 4: Simplify right side
    1,769,791.03x = 2,151,663,820,856.13
  5. Step 5: Solve for x
    x = 2,151,663,820,856.13/1,769,791.03
  6. Step 6: Final answer
    x = 1,215,772.81

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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.