Home / 2,287,469.62-3,430,207.72-770,869.77

Finding the Fourth Proportional to 2,287,469.62, 3,430,207.72 and 770,869.77

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Solution

The fourth proportional to 2,287,469.62, 3,430,207.72 and 770,869.77 is: 1,155,968.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,469.62 : 3,430,207.72 = 770,869.77 : x
  2. Step 2: Convert to fraction form
    2,287,469.62/3,430,207.72 = 770,869.77/x
  3. Step 3: Cross multiply
    2,287,469.62x = 3,430,207.72 × 770,869.77
  4. Step 4: Simplify right side
    2,287,469.62x = 2,644,243,436,168.62
  5. Step 5: Solve for x
    x = 2,644,243,436,168.62/2,287,469.62
  6. Step 6: Final answer
    x = 1,155,968.77

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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.