Home / 1,892,116.16-2,835,709.92-768,872

Finding the Fourth Proportional to 1,892,116.16, 2,835,709.92 and 768,872

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Solution

The fourth proportional to 1,892,116.16, 2,835,709.92 and 768,872 is: 1,152,306.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,116.16 : 2,835,709.92 = 768,872 : x
  2. Step 2: Convert to fraction form
    1,892,116.16/2,835,709.92 = 768,872/x
  3. Step 3: Cross multiply
    1,892,116.16x = 2,835,709.92 × 768,872
  4. Step 4: Simplify right side
    1,892,116.16x = 2,180,297,957,610.24
  5. Step 5: Solve for x
    x = 2,180,297,957,610.24/1,892,116.16
  6. Step 6: Final answer
    x = 1,152,306.61

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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.