Home / 1,489,198.07-2,232,241.91-729,988.31

Finding the Fourth Proportional to 1,489,198.07, 2,232,241.91 and 729,988.31

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Solution

The fourth proportional to 1,489,198.07, 2,232,241.91 and 729,988.31 is: 1,094,220.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,198.07 : 2,232,241.91 = 729,988.31 : x
  2. Step 2: Convert to fraction form
    1,489,198.07/2,232,241.91 = 729,988.31/x
  3. Step 3: Cross multiply
    1,489,198.07x = 2,232,241.91 × 729,988.31
  4. Step 4: Simplify right side
    1,489,198.07x = 1,629,510,504,060.19
  5. Step 5: Solve for x
    x = 1,629,510,504,060.19/1,489,198.07
  6. Step 6: Final answer
    x = 1,094,220.13

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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.