Home / 1,644,067.20-2,464,257.60-697,276.80

Finding the Fourth Proportional to 1,644,067.20, 2,464,257.60 and 697,276.80

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Solution

The fourth proportional to 1,644,067.20, 2,464,257.60 and 697,276.80 is: 1,045,133.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,067.20 : 2,464,257.60 = 697,276.80 : x
  2. Step 2: Convert to fraction form
    1,644,067.20/2,464,257.60 = 697,276.80/x
  3. Step 3: Cross multiply
    1,644,067.20x = 2,464,257.60 × 697,276.80
  4. Step 4: Simplify right side
    1,644,067.20x = 1,718,269,653,703.68
  5. Step 5: Solve for x
    x = 1,718,269,653,703.68/1,644,067.20
  6. Step 6: Final answer
    x = 1,045,133.47

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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.