Home / 1,769,790.03-2,655,571.08-810,243.78

Finding the Fourth Proportional to 1,769,790.03, 2,655,571.08 and 810,243.78

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Solution

The fourth proportional to 1,769,790.03, 2,655,571.08 and 810,243.78 is: 1,215,771.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,790.03 : 2,655,571.08 = 810,243.78 : x
  2. Step 2: Convert to fraction form
    1,769,790.03/2,655,571.08 = 810,243.78/x
  3. Step 3: Cross multiply
    1,769,790.03x = 2,655,571.08 × 810,243.78
  4. Step 4: Simplify right side
    1,769,790.03x = 2,151,659,949,917.88
  5. Step 5: Solve for x
    x = 2,151,659,949,917.88/1,769,790.03
  6. Step 6: Final answer
    x = 1,215,771.31

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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.