Home / 2,488,371.46-3,726,578.48-1,420,175.05

Finding the Fourth Proportional to 2,488,371.46, 3,726,578.48 and 1,420,175.05

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Solution

The fourth proportional to 2,488,371.46, 3,726,578.48 and 1,420,175.05 is: 2,126,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,371.46 : 3,726,578.48 = 1,420,175.05 : x
  2. Step 2: Convert to fraction form
    2,488,371.46/3,726,578.48 = 1,420,175.05/x
  3. Step 3: Cross multiply
    2,488,371.46x = 3,726,578.48 × 1,420,175.05
  4. Step 4: Simplify right side
    2,488,371.46x = 5,292,393,762,745.60
  5. Step 5: Solve for x
    x = 5,292,393,762,745.60/2,488,371.46
  6. Step 6: Final answer
    x = 2,126,850.37

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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.