Home / 2,198,757.32-3,297,523.62-778,432.04

Finding the Fourth Proportional to 2,198,757.32, 3,297,523.62 and 778,432.04

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Solution

The fourth proportional to 2,198,757.32, 3,297,523.62 and 778,432.04 is: 1,167,431.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,757.32 : 3,297,523.62 = 778,432.04 : x
  2. Step 2: Convert to fraction form
    2,198,757.32/3,297,523.62 = 778,432.04/x
  3. Step 3: Cross multiply
    2,198,757.32x = 3,297,523.62 × 778,432.04
  4. Step 4: Simplify right side
    2,198,757.32x = 2,566,898,038,464.79
  5. Step 5: Solve for x
    x = 2,566,898,038,464.79/2,198,757.32
  6. Step 6: Final answer
    x = 1,167,431.26

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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.