Home / 5,183,878.62-7,779,286.27-2,151,244.38

Finding the Fourth Proportional to 5,183,878.62, 7,779,286.27 and 2,151,244.38

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Solution

The fourth proportional to 5,183,878.62, 7,779,286.27 and 2,151,244.38 is: 3,228,305.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,878.62 : 7,779,286.27 = 2,151,244.38 : x
  2. Step 2: Convert to fraction form
    5,183,878.62/7,779,286.27 = 2,151,244.38/x
  3. Step 3: Cross multiply
    5,183,878.62x = 7,779,286.27 × 2,151,244.38
  4. Step 4: Simplify right side
    5,183,878.62x = 16,735,145,868,748.66
  5. Step 5: Solve for x
    x = 16,735,145,868,748.66/5,183,878.62
  6. Step 6: Final answer
    x = 3,228,305.89

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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.