Home / 3,768,398.80-5,200,414.80-2,049,531.76

Finding the Fourth Proportional to 3,768,398.80, 5,200,414.80 and 2,049,531.76

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Solution

The fourth proportional to 3,768,398.80, 5,200,414.80 and 2,049,531.76 is: 2,828,367.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,398.80 : 5,200,414.80 = 2,049,531.76 : x
  2. Step 2: Convert to fraction form
    3,768,398.80/5,200,414.80 = 2,049,531.76/x
  3. Step 3: Cross multiply
    3,768,398.80x = 5,200,414.80 × 2,049,531.76
  4. Step 4: Simplify right side
    3,768,398.80x = 10,658,415,297,774.05
  5. Step 5: Solve for x
    x = 10,658,415,297,774.05/3,768,398.80
  6. Step 6: Final answer
    x = 2,828,367.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.