Home / 1,768,801.92-2,653,202.88-439,105.92

Finding the Fourth Proportional to 1,768,801.92, 2,653,202.88 and 439,105.92

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Solution

The fourth proportional to 1,768,801.92, 2,653,202.88 and 439,105.92 is: 658,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,801.92 : 2,653,202.88 = 439,105.92 : x
  2. Step 2: Convert to fraction form
    1,768,801.92/2,653,202.88 = 439,105.92/x
  3. Step 3: Cross multiply
    1,768,801.92x = 2,653,202.88 × 439,105.92
  4. Step 4: Simplify right side
    1,768,801.92x = 1,165,037,091,569.05
  5. Step 5: Solve for x
    x = 1,165,037,091,569.05/1,768,801.92
  6. Step 6: Final answer
    x = 658,658.88

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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.