Home / 1,195,220.43-1,649,404.23-658,676.43

Finding the Fourth Proportional to 1,195,220.43, 1,649,404.23 and 658,676.43

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Solution

The fourth proportional to 1,195,220.43, 1,649,404.23 and 658,676.43 is: 908,973.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,220.43 : 1,649,404.23 = 658,676.43 : x
  2. Step 2: Convert to fraction form
    1,195,220.43/1,649,404.23 = 658,676.43/x
  3. Step 3: Cross multiply
    1,195,220.43x = 1,649,404.23 × 658,676.43
  4. Step 4: Simplify right side
    1,195,220.43x = 1,086,423,689,843.30
  5. Step 5: Solve for x
    x = 1,086,423,689,843.30/1,195,220.43
  6. Step 6: Final answer
    x = 908,973.49

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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.