Home / 1,067,633.44-1,599,791.28-672,820

Finding the Fourth Proportional to 1,067,633.44, 1,599,791.28 and 672,820

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Solution

The fourth proportional to 1,067,633.44, 1,599,791.28 and 672,820 is: 1,008,184.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,633.44 : 1,599,791.28 = 672,820 : x
  2. Step 2: Convert to fraction form
    1,067,633.44/1,599,791.28 = 672,820/x
  3. Step 3: Cross multiply
    1,067,633.44x = 1,599,791.28 × 672,820
  4. Step 4: Simplify right side
    1,067,633.44x = 1,076,371,569,009.60
  5. Step 5: Solve for x
    x = 1,076,371,569,009.60/1,067,633.44
  6. Step 6: Final answer
    x = 1,008,184.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.