Home / 1,373,845.52-1,893,716.21-1,082,982.76

Finding the Fourth Proportional to 1,373,845.52, 1,893,716.21 and 1,082,982.76

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Solution

The fourth proportional to 1,373,845.52, 1,893,716.21 and 1,082,982.76 is: 1,492,789.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,845.52 : 1,893,716.21 = 1,082,982.76 : x
  2. Step 2: Convert to fraction form
    1,373,845.52/1,893,716.21 = 1,082,982.76/x
  3. Step 3: Cross multiply
    1,373,845.52x = 1,893,716.21 × 1,082,982.76
  4. Step 4: Simplify right side
    1,373,845.52x = 2,050,862,005,735.71
  5. Step 5: Solve for x
    x = 2,050,862,005,735.71/1,373,845.52
  6. Step 6: Final answer
    x = 1,492,789.38

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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.