Home / 1,940,279.05-2,677,665.77-1,080,839.08

Finding the Fourth Proportional to 1,940,279.05, 2,677,665.77 and 1,080,839.08

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Solution

The fourth proportional to 1,940,279.05, 2,677,665.77 and 1,080,839.08 is: 1,491,602.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,279.05 : 2,677,665.77 = 1,080,839.08 : x
  2. Step 2: Convert to fraction form
    1,940,279.05/2,677,665.77 = 1,080,839.08/x
  3. Step 3: Cross multiply
    1,940,279.05x = 2,677,665.77 × 1,080,839.08
  4. Step 4: Simplify right side
    1,940,279.05x = 2,894,125,807,394.29
  5. Step 5: Solve for x
    x = 2,894,125,807,394.29/1,940,279.05
  6. Step 6: Final answer
    x = 1,491,602.87

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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.