Home / 1,040,192.10-1,561,454.55-804,579.30

Finding the Fourth Proportional to 1,040,192.10, 1,561,454.55 and 804,579.30

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Solution

The fourth proportional to 1,040,192.10, 1,561,454.55 and 804,579.30 is: 1,207,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,192.10 : 1,561,454.55 = 804,579.30 : x
  2. Step 2: Convert to fraction form
    1,040,192.10/1,561,454.55 = 804,579.30/x
  3. Step 3: Cross multiply
    1,040,192.10x = 1,561,454.55 × 804,579.30
  4. Step 4: Simplify right side
    1,040,192.10x = 1,256,314,008,820.82
  5. Step 5: Solve for x
    x = 1,256,314,008,820.82/1,040,192.10
  6. Step 6: Final answer
    x = 1,207,771.15

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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.