Home / 2,405,634.40-3,608,451.60-722,519.20

Finding the Fourth Proportional to 2,405,634.40, 3,608,451.60 and 722,519.20

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Solution

The fourth proportional to 2,405,634.40, 3,608,451.60 and 722,519.20 is: 1,083,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,634.40 : 3,608,451.60 = 722,519.20 : x
  2. Step 2: Convert to fraction form
    2,405,634.40/3,608,451.60 = 722,519.20/x
  3. Step 3: Cross multiply
    2,405,634.40x = 3,608,451.60 × 722,519.20
  4. Step 4: Simplify right side
    2,405,634.40x = 2,607,175,563,270.72
  5. Step 5: Solve for x
    x = 2,607,175,563,270.72/2,405,634.40
  6. Step 6: Final answer
    x = 1,083,778.80

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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.