Home / 1,451,183.40-2,002,631.04-806,663.52

Finding the Fourth Proportional to 1,451,183.40, 2,002,631.04 and 806,663.52

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Solution

The fourth proportional to 1,451,183.40, 2,002,631.04 and 806,663.52 is: 1,113,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,183.40 : 2,002,631.04 = 806,663.52 : x
  2. Step 2: Convert to fraction form
    1,451,183.40/2,002,631.04 = 806,663.52/x
  3. Step 3: Cross multiply
    1,451,183.40x = 2,002,631.04 × 806,663.52
  4. Step 4: Simplify right side
    1,451,183.40x = 1,615,449,403,987.66
  5. Step 5: Solve for x
    x = 1,615,449,403,987.66/1,451,183.40
  6. Step 6: Final answer
    x = 1,113,194.52

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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.