Home / 1,080,431.76-1,491,009.12-596,992.68

Finding the Fourth Proportional to 1,080,431.76, 1,491,009.12 and 596,992.68

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Solution

The fourth proportional to 1,080,431.76, 1,491,009.12 and 596,992.68 is: 823,857.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,431.76 : 1,491,009.12 = 596,992.68 : x
  2. Step 2: Convert to fraction form
    1,080,431.76/1,491,009.12 = 596,992.68/x
  3. Step 3: Cross multiply
    1,080,431.76x = 1,491,009.12 × 596,992.68
  4. Step 4: Simplify right side
    1,080,431.76x = 890,121,530,453.24
  5. Step 5: Solve for x
    x = 890,121,530,453.24/1,080,431.76
  6. Step 6: Final answer
    x = 823,857.24

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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.