Home / 1,307,787.26-1,961,717.70-361,157.97

Finding the Fourth Proportional to 1,307,787.26, 1,961,717.70 and 361,157.97

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Solution

The fourth proportional to 1,307,787.26, 1,961,717.70 and 361,157.97 is: 541,747.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,787.26 : 1,961,717.70 = 361,157.97 : x
  2. Step 2: Convert to fraction form
    1,307,787.26/1,961,717.70 = 361,157.97/x
  3. Step 3: Cross multiply
    1,307,787.26x = 1,961,717.70 × 361,157.97
  4. Step 4: Simplify right side
    1,307,787.26x = 708,489,982,245.07
  5. Step 5: Solve for x
    x = 708,489,982,245.07/1,307,787.26
  6. Step 6: Final answer
    x = 541,747.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.