Home / 3,817,396.76-5,726,044.71-938,788.38

Finding the Fourth Proportional to 3,817,396.76, 5,726,044.71 and 938,788.38

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Solution

The fourth proportional to 3,817,396.76, 5,726,044.71 and 938,788.38 is: 1,408,170.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817,396.76 : 5,726,044.71 = 938,788.38 : x
  2. Step 2: Convert to fraction form
    3,817,396.76/5,726,044.71 = 938,788.38/x
  3. Step 3: Cross multiply
    3,817,396.76x = 5,726,044.71 × 938,788.38
  4. Step 4: Simplify right side
    3,817,396.76x = 5,375,544,237,108.47
  5. Step 5: Solve for x
    x = 5,375,544,237,108.47/3,817,396.76
  6. Step 6: Final answer
    x = 1,408,170.17

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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.