Home / 1,067,641.44-1,599,803.28-672,828

Finding the Fourth Proportional to 1,067,641.44, 1,599,803.28 and 672,828

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Solution

The fourth proportional to 1,067,641.44, 1,599,803.28 and 672,828 is: 1,008,196.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,641.44 : 1,599,803.28 = 672,828 : x
  2. Step 2: Convert to fraction form
    1,067,641.44/1,599,803.28 = 672,828/x
  3. Step 3: Cross multiply
    1,067,641.44x = 1,599,803.28 × 672,828
  4. Step 4: Simplify right side
    1,067,641.44x = 1,076,392,441,275.84
  5. Step 5: Solve for x
    x = 1,076,392,441,275.84/1,067,641.44
  6. Step 6: Final answer
    x = 1,008,196.57

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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.