Home / 885,822.20-1,325,234.10-768,793.40

Finding the Fourth Proportional to 885,822.20, 1,325,234.10 and 768,793.40

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Solution

The fourth proportional to 885,822.20, 1,325,234.10 and 768,793.40 is: 1,150,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,822.20 : 1,325,234.10 = 768,793.40 : x
  2. Step 2: Convert to fraction form
    885,822.20/1,325,234.10 = 768,793.40/x
  3. Step 3: Cross multiply
    885,822.20x = 1,325,234.10 × 768,793.40
  4. Step 4: Simplify right side
    885,822.20x = 1,018,831,229,534.94
  5. Step 5: Solve for x
    x = 1,018,831,229,534.94/885,822.20
  6. Step 6: Final answer
    x = 1,150,153.19

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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.