Home / 1,198,912.69-1,654,480.18-655,036.79

Finding the Fourth Proportional to 1,198,912.69, 1,654,480.18 and 655,036.79

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Solution

The fourth proportional to 1,198,912.69, 1,654,480.18 and 655,036.79 is: 903,940.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,912.69 : 1,654,480.18 = 655,036.79 : x
  2. Step 2: Convert to fraction form
    1,198,912.69/1,654,480.18 = 655,036.79/x
  3. Step 3: Cross multiply
    1,198,912.69x = 1,654,480.18 × 655,036.79
  4. Step 4: Simplify right side
    1,198,912.69x = 1,083,745,386,225.82
  5. Step 5: Solve for x
    x = 1,083,745,386,225.82/1,198,912.69
  6. Step 6: Final answer
    x = 903,940.21

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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.