Home / 3,925,620.81-5,416,555.92-2,293,712.56

Finding the Fourth Proportional to 3,925,620.81, 5,416,555.92 and 2,293,712.56

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Solution

The fourth proportional to 3,925,620.81, 5,416,555.92 and 2,293,712.56 is: 3,164,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,620.81 : 5,416,555.92 = 2,293,712.56 : x
  2. Step 2: Convert to fraction form
    3,925,620.81/5,416,555.92 = 2,293,712.56/x
  3. Step 3: Cross multiply
    3,925,620.81x = 5,416,555.92 × 2,293,712.56
  4. Step 4: Simplify right side
    3,925,620.81x = 12,424,022,345,646.36
  5. Step 5: Solve for x
    x = 12,424,022,345,646.36/3,925,620.81
  6. Step 6: Final answer
    x = 3,164,855.43

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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.