Home / 1,476,786.73-2,215,553.70-411,828.90

Finding the Fourth Proportional to 1,476,786.73, 2,215,553.70 and 411,828.90

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Solution

The fourth proportional to 1,476,786.73, 2,215,553.70 and 411,828.90 is: 617,847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,786.73 : 2,215,553.70 = 411,828.90 : x
  2. Step 2: Convert to fraction form
    1,476,786.73/2,215,553.70 = 411,828.90/x
  3. Step 3: Cross multiply
    1,476,786.73x = 2,215,553.70 × 411,828.90
  4. Step 4: Simplify right side
    1,476,786.73x = 912,429,042,050.05
  5. Step 5: Solve for x
    x = 912,429,042,050.05/1,476,786.73
  6. Step 6: Final answer
    x = 617,847.54

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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.