Home / 1,051,540.91-1,576,679.58-411,081.85

Finding the Fourth Proportional to 1,051,540.91, 1,576,679.58 and 411,081.85

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Solution

The fourth proportional to 1,051,540.91, 1,576,679.58 and 411,081.85 is: 616,375.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,540.91 : 1,576,679.58 = 411,081.85 : x
  2. Step 2: Convert to fraction form
    1,051,540.91/1,576,679.58 = 411,081.85/x
  3. Step 3: Cross multiply
    1,051,540.91x = 1,576,679.58 × 411,081.85
  4. Step 4: Simplify right side
    1,051,540.91x = 648,144,354,661.92
  5. Step 5: Solve for x
    x = 648,144,354,661.92/1,051,540.91
  6. Step 6: Final answer
    x = 616,375.79

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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.