Home / 3,865,683.15-5,334,496.68-2,146,914.38

Finding the Fourth Proportional to 3,865,683.15, 5,334,496.68 and 2,146,914.38

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Solution

The fourth proportional to 3,865,683.15, 5,334,496.68 and 2,146,914.38 is: 2,962,660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,683.15 : 5,334,496.68 = 2,146,914.38 : x
  2. Step 2: Convert to fraction form
    3,865,683.15/5,334,496.68 = 2,146,914.38/x
  3. Step 3: Cross multiply
    3,865,683.15x = 5,334,496.68 × 2,146,914.38
  4. Step 4: Simplify right side
    3,865,683.15x = 11,452,707,653,741.43
  5. Step 5: Solve for x
    x = 11,452,707,653,741.43/3,865,683.15
  6. Step 6: Final answer
    x = 2,962,660.73

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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.