Home / 1,694,668.88-2,542,001.28-432,496.64

Finding the Fourth Proportional to 1,694,668.88, 2,542,001.28 and 432,496.64

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Solution

The fourth proportional to 1,694,668.88, 2,542,001.28 and 432,496.64 is: 648,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,668.88 : 2,542,001.28 = 432,496.64 : x
  2. Step 2: Convert to fraction form
    1,694,668.88/2,542,001.28 = 432,496.64/x
  3. Step 3: Cross multiply
    1,694,668.88x = 2,542,001.28 × 432,496.64
  4. Step 4: Simplify right side
    1,694,668.88x = 1,099,407,012,475.70
  5. Step 5: Solve for x
    x = 1,099,407,012,475.70/1,694,668.88
  6. Step 6: Final answer
    x = 648,744.44

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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.