Home / 1,904,721.78-2,856,990.33-706,877.58

Finding the Fourth Proportional to 1,904,721.78, 2,856,990.33 and 706,877.58

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Solution

The fourth proportional to 1,904,721.78, 2,856,990.33 and 706,877.58 is: 1,060,282.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,721.78 : 2,856,990.33 = 706,877.58 : x
  2. Step 2: Convert to fraction form
    1,904,721.78/2,856,990.33 = 706,877.58/x
  3. Step 3: Cross multiply
    1,904,721.78x = 2,856,990.33 × 706,877.58
  4. Step 4: Simplify right side
    1,904,721.78x = 2,019,542,410,553.80
  5. Step 5: Solve for x
    x = 2,019,542,410,553.80/1,904,721.78
  6. Step 6: Final answer
    x = 1,060,282.10

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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.