Home / 1,000,694.92-1,380,832.50-797,261.80

Finding the Fourth Proportional to 1,000,694.92, 1,380,832.50 and 797,261.80

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Solution

The fourth proportional to 1,000,694.92, 1,380,832.50 and 797,261.80 is: 1,100,120.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,694.92 : 1,380,832.50 = 797,261.80 : x
  2. Step 2: Convert to fraction form
    1,000,694.92/1,380,832.50 = 797,261.80/x
  3. Step 3: Cross multiply
    1,000,694.92x = 1,380,832.50 × 797,261.80
  4. Step 4: Simplify right side
    1,000,694.92x = 1,100,885,004,448.50
  5. Step 5: Solve for x
    x = 1,100,885,004,448.50/1,000,694.92
  6. Step 6: Final answer
    x = 1,100,120.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.