Home / 4,913,777.34-6,780,920.58-2,738,272.56

Finding the Fourth Proportional to 4,913,777.34, 6,780,920.58 and 2,738,272.56

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Solution

The fourth proportional to 4,913,777.34, 6,780,920.58 and 2,738,272.56 is: 3,778,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913,777.34 : 6,780,920.58 = 2,738,272.56 : x
  2. Step 2: Convert to fraction form
    4,913,777.34/6,780,920.58 = 2,738,272.56/x
  3. Step 3: Cross multiply
    4,913,777.34x = 6,780,920.58 × 2,738,272.56
  4. Step 4: Simplify right side
    4,913,777.34x = 18,568,008,755,753.29
  5. Step 5: Solve for x
    x = 18,568,008,755,753.29/4,913,777.34
  6. Step 6: Final answer
    x = 3,778,764.78

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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.