Home / 1,630,844.66-2,251,691.52-1,019,272.32

Finding the Fourth Proportional to 1,630,844.66, 2,251,691.52 and 1,019,272.32

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Solution

The fourth proportional to 1,630,844.66, 2,251,691.52 and 1,019,272.32 is: 1,407,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,844.66 : 2,251,691.52 = 1,019,272.32 : x
  2. Step 2: Convert to fraction form
    1,630,844.66/2,251,691.52 = 1,019,272.32/x
  3. Step 3: Cross multiply
    1,630,844.66x = 2,251,691.52 × 1,019,272.32
  4. Step 4: Simplify right side
    1,630,844.66x = 2,295,086,839,514.73
  5. Step 5: Solve for x
    x = 2,295,086,839,514.73/1,630,844.66
  6. Step 6: Final answer
    x = 1,407,299.48

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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.