Home / 3,817,398.98-5,726,048.09-938,790.68

Finding the Fourth Proportional to 3,817,398.98, 5,726,048.09 and 938,790.68

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Solution

The fourth proportional to 3,817,398.98, 5,726,048.09 and 938,790.68 is: 1,408,173.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817,398.98 : 5,726,048.09 = 938,790.68 : x
  2. Step 2: Convert to fraction form
    3,817,398.98/5,726,048.09 = 938,790.68/x
  3. Step 3: Cross multiply
    3,817,398.98x = 5,726,048.09 × 938,790.68
  4. Step 4: Simplify right side
    3,817,398.98x = 5,375,560,546,799.61
  5. Step 5: Solve for x
    x = 5,375,560,546,799.61/3,817,398.98
  6. Step 6: Final answer
    x = 1,408,173.62

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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.