Home / 1,100,996.23-1,519,371.69-611,039.72

Finding the Fourth Proportional to 1,100,996.23, 1,519,371.69 and 611,039.72

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Solution

The fourth proportional to 1,100,996.23, 1,519,371.69 and 611,039.72 is: 843,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,996.23 : 1,519,371.69 = 611,039.72 : x
  2. Step 2: Convert to fraction form
    1,100,996.23/1,519,371.69 = 611,039.72/x
  3. Step 3: Cross multiply
    1,100,996.23x = 1,519,371.69 × 611,039.72
  4. Step 4: Simplify right side
    1,100,996.23x = 928,396,448,431.19
  5. Step 5: Solve for x
    x = 928,396,448,431.19/1,100,996.23
  6. Step 6: Final answer
    x = 843,233.09

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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.