Home / 3,840,596.27-5,300,129.79-2,121,827.57

Finding the Fourth Proportional to 3,840,596.27, 5,300,129.79 and 2,121,827.57

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Solution

The fourth proportional to 3,840,596.27, 5,300,129.79 and 2,121,827.57 is: 2,928,181.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,596.27 : 5,300,129.79 = 2,121,827.57 : x
  2. Step 2: Convert to fraction form
    3,840,596.27/5,300,129.79 = 2,121,827.57/x
  3. Step 3: Cross multiply
    3,840,596.27x = 5,300,129.79 × 2,121,827.57
  4. Step 4: Simplify right side
    3,840,596.27x = 11,245,961,486,499.66
  5. Step 5: Solve for x
    x = 11,245,961,486,499.66/3,840,596.27
  6. Step 6: Final answer
    x = 2,928,181.12

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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.