Home / 1,198,921.10-1,654,491.54-655,045.16

Finding the Fourth Proportional to 1,198,921.10, 1,654,491.54 and 655,045.16

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Solution

The fourth proportional to 1,198,921.10, 1,654,491.54 and 655,045.16 is: 903,951.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,921.10 : 1,654,491.54 = 655,045.16 : x
  2. Step 2: Convert to fraction form
    1,198,921.10/1,654,491.54 = 655,045.16/x
  3. Step 3: Cross multiply
    1,198,921.10x = 1,654,491.54 × 655,045.16
  4. Step 4: Simplify right side
    1,198,921.10x = 1,083,766,675,537.95
  5. Step 5: Solve for x
    x = 1,083,766,675,537.95/1,198,921.10
  6. Step 6: Final answer
    x = 903,951.62

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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.