Home / 1,181,741.56-1,630,807.04-685,122.26

Finding the Fourth Proportional to 1,181,741.56, 1,630,807.04 and 685,122.26

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Solution

The fourth proportional to 1,181,741.56, 1,630,807.04 and 685,122.26 is: 945,470.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,741.56 : 1,630,807.04 = 685,122.26 : x
  2. Step 2: Convert to fraction form
    1,181,741.56/1,630,807.04 = 685,122.26/x
  3. Step 3: Cross multiply
    1,181,741.56x = 1,630,807.04 × 685,122.26
  4. Step 4: Simplify right side
    1,181,741.56x = 1,117,302,204,909.42
  5. Step 5: Solve for x
    x = 1,117,302,204,909.42/1,181,741.56
  6. Step 6: Final answer
    x = 945,470.85

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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.