Home / 1,100,780.36-1,519,093.19-824,649.01

Finding the Fourth Proportional to 1,100,780.36, 1,519,093.19 and 824,649.01

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Solution

The fourth proportional to 1,100,780.36, 1,519,093.19 and 824,649.01 is: 1,138,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,780.36 : 1,519,093.19 = 824,649.01 : x
  2. Step 2: Convert to fraction form
    1,100,780.36/1,519,093.19 = 824,649.01/x
  3. Step 3: Cross multiply
    1,100,780.36x = 1,519,093.19 × 824,649.01
  4. Step 4: Simplify right side
    1,100,780.36x = 1,252,718,702,146.88
  5. Step 5: Solve for x
    x = 1,252,718,702,146.88/1,100,780.36
  6. Step 6: Final answer
    x = 1,138,027.85

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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.