Home / 1,892,118.66-2,835,713.67-768,874.50

Finding the Fourth Proportional to 1,892,118.66, 2,835,713.67 and 768,874.50

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Solution

The fourth proportional to 1,892,118.66, 2,835,713.67 and 768,874.50 is: 1,152,310.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,118.66 : 2,835,713.67 = 768,874.50 : x
  2. Step 2: Convert to fraction form
    1,892,118.66/2,835,713.67 = 768,874.50/x
  3. Step 3: Cross multiply
    1,892,118.66x = 2,835,713.67 × 768,874.50
  4. Step 4: Simplify right side
    1,892,118.66x = 2,180,307,930,164.42
  5. Step 5: Solve for x
    x = 2,180,307,930,164.42/1,892,118.66
  6. Step 6: Final answer
    x = 1,152,310.36

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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.