Home / 1,259,082.36-1,887,249.06-619,826.04

Finding the Fourth Proportional to 1,259,082.36, 1,887,249.06 and 619,826.04

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Solution

The fourth proportional to 1,259,082.36, 1,887,249.06 and 619,826.04 is: 929,062.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,082.36 : 1,887,249.06 = 619,826.04 : x
  2. Step 2: Convert to fraction form
    1,259,082.36/1,887,249.06 = 619,826.04/x
  3. Step 3: Cross multiply
    1,259,082.36x = 1,887,249.06 × 619,826.04
  4. Step 4: Simplify right side
    1,259,082.36x = 1,169,766,111,353.52
  5. Step 5: Solve for x
    x = 1,169,766,111,353.52/1,259,082.36
  6. Step 6: Final answer
    x = 929,062.43

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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.