Home / 1,198,701.24-1,654,180.02-654,839.28

Finding the Fourth Proportional to 1,198,701.24, 1,654,180.02 and 654,839.28

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Solution

The fourth proportional to 1,198,701.24, 1,654,180.02 and 654,839.28 is: 903,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,701.24 : 1,654,180.02 = 654,839.28 : x
  2. Step 2: Convert to fraction form
    1,198,701.24/1,654,180.02 = 654,839.28/x
  3. Step 3: Cross multiply
    1,198,701.24x = 1,654,180.02 × 654,839.28
  4. Step 4: Simplify right side
    1,198,701.24x = 1,083,222,053,287.19
  5. Step 5: Solve for x
    x = 1,083,222,053,287.19/1,198,701.24
  6. Step 6: Final answer
    x = 903,663.08

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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.