Home / 1,151,965.60-1,589,698.72-635,723.44

Finding the Fourth Proportional to 1,151,965.60, 1,589,698.72 and 635,723.44

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Solution

The fourth proportional to 1,151,965.60, 1,589,698.72 and 635,723.44 is: 877,290.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,965.60 : 1,589,698.72 = 635,723.44 : x
  2. Step 2: Convert to fraction form
    1,151,965.60/1,589,698.72 = 635,723.44/x
  3. Step 3: Cross multiply
    1,151,965.60x = 1,589,698.72 × 635,723.44
  4. Step 4: Simplify right side
    1,151,965.60x = 1,010,608,738,842.00
  5. Step 5: Solve for x
    x = 1,010,608,738,842.00/1,151,965.60
  6. Step 6: Final answer
    x = 877,290.73

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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.