Home / 3,619,953.60-5,432,992.20-1,491,565.20

Finding the Fourth Proportional to 3,619,953.60, 5,432,992.20 and 1,491,565.20

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Solution

The fourth proportional to 3,619,953.60, 5,432,992.20 and 1,491,565.20 is: 2,238,609.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,953.60 : 5,432,992.20 = 1,491,565.20 : x
  2. Step 2: Convert to fraction form
    3,619,953.60/5,432,992.20 = 1,491,565.20/x
  3. Step 3: Cross multiply
    3,619,953.60x = 5,432,992.20 × 1,491,565.20
  4. Step 4: Simplify right side
    3,619,953.60x = 8,103,662,097,391.44
  5. Step 5: Solve for x
    x = 8,103,662,097,391.44/3,619,953.60
  6. Step 6: Final answer
    x = 2,238,609.38

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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.