Home / 1,095,721.81-1,512,067.02-612,290.92

Finding the Fourth Proportional to 1,095,721.81, 1,512,067.02 and 612,290.92

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Solution

The fourth proportional to 1,095,721.81, 1,512,067.02 and 612,290.92 is: 844,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,721.81 : 1,512,067.02 = 612,290.92 : x
  2. Step 2: Convert to fraction form
    1,095,721.81/1,512,067.02 = 612,290.92/x
  3. Step 3: Cross multiply
    1,095,721.81x = 1,512,067.02 × 612,290.92
  4. Step 4: Simplify right side
    1,095,721.81x = 925,824,906,777.46
  5. Step 5: Solve for x
    x = 925,824,906,777.46/1,095,721.81
  6. Step 6: Final answer
    x = 844,945.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.