Home / 3,110,312.30-4,664,768.60-1,115,768.30

Finding the Fourth Proportional to 3,110,312.30, 4,664,768.60 and 1,115,768.30

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Solution

The fourth proportional to 3,110,312.30, 4,664,768.60 and 1,115,768.30 is: 1,673,401.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,312.30 : 4,664,768.60 = 1,115,768.30 : x
  2. Step 2: Convert to fraction form
    3,110,312.30/4,664,768.60 = 1,115,768.30/x
  3. Step 3: Cross multiply
    3,110,312.30x = 4,664,768.60 × 1,115,768.30
  4. Step 4: Simplify right side
    3,110,312.30x = 5,204,800,910,180.96
  5. Step 5: Solve for x
    x = 5,204,800,910,180.96/3,110,312.30
  6. Step 6: Final answer
    x = 1,673,401.39

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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.