Home / 1,161,790.80-1,741,440.29-561,926.77

Finding the Fourth Proportional to 1,161,790.80, 1,741,440.29 and 561,926.77

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Solution

The fourth proportional to 1,161,790.80, 1,741,440.29 and 561,926.77 is: 842,287.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,790.80 : 1,741,440.29 = 561,926.77 : x
  2. Step 2: Convert to fraction form
    1,161,790.80/1,741,440.29 = 561,926.77/x
  3. Step 3: Cross multiply
    1,161,790.80x = 1,741,440.29 × 561,926.77
  4. Step 4: Simplify right side
    1,161,790.80x = 978,561,911,724.75
  5. Step 5: Solve for x
    x = 978,561,911,724.75/1,161,790.80
  6. Step 6: Final answer
    x = 842,287.54

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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.