Home / 3,778,608.56-5,214,219.17-2,125,002.81

Finding the Fourth Proportional to 3,778,608.56, 5,214,219.17 and 2,125,002.81

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Solution

The fourth proportional to 3,778,608.56, 5,214,219.17 and 2,125,002.81 is: 2,932,357.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,608.56 : 5,214,219.17 = 2,125,002.81 : x
  2. Step 2: Convert to fraction form
    3,778,608.56/5,214,219.17 = 2,125,002.81/x
  3. Step 3: Cross multiply
    3,778,608.56x = 5,214,219.17 × 2,125,002.81
  4. Step 4: Simplify right side
    3,778,608.56x = 11,080,230,377,580.85
  5. Step 5: Solve for x
    x = 11,080,230,377,580.85/3,778,608.56
  6. Step 6: Final answer
    x = 2,932,357.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.