Home / 1,131,723.04-1,561,790.82-622,433.92

Finding the Fourth Proportional to 1,131,723.04, 1,561,790.82 and 622,433.92

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Solution

The fourth proportional to 1,131,723.04, 1,561,790.82 and 622,433.92 is: 858,965.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,723.04 : 1,561,790.82 = 622,433.92 : x
  2. Step 2: Convert to fraction form
    1,131,723.04/1,561,790.82 = 622,433.92/x
  3. Step 3: Cross multiply
    1,131,723.04x = 1,561,790.82 × 622,433.92
  4. Step 4: Simplify right side
    1,131,723.04x = 972,111,582,312.62
  5. Step 5: Solve for x
    x = 972,111,582,312.62/1,131,723.04
  6. Step 6: Final answer
    x = 858,965.97

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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.