Home / 1,768,803.92-2,653,205.88-439,107.92

Finding the Fourth Proportional to 1,768,803.92, 2,653,205.88 and 439,107.92

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Solution

The fourth proportional to 1,768,803.92, 2,653,205.88 and 439,107.92 is: 658,661.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,803.92 : 2,653,205.88 = 439,107.92 : x
  2. Step 2: Convert to fraction form
    1,768,803.92/2,653,205.88 = 439,107.92/x
  3. Step 3: Cross multiply
    1,768,803.92x = 2,653,205.88 × 439,107.92
  4. Step 4: Simplify right side
    1,768,803.92x = 1,165,043,715,298.57
  5. Step 5: Solve for x
    x = 1,165,043,715,298.57/1,768,803.92
  6. Step 6: Final answer
    x = 658,661.88

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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.