Home / 3,836,490.55-5,294,357.44-2,117,611.49

Finding the Fourth Proportional to 3,836,490.55, 5,294,357.44 and 2,117,611.49

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Solution

The fourth proportional to 3,836,490.55, 5,294,357.44 and 2,117,611.49 is: 2,922,304.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,490.55 : 5,294,357.44 = 2,117,611.49 : x
  2. Step 2: Convert to fraction form
    3,836,490.55/5,294,357.44 = 2,117,611.49/x
  3. Step 3: Cross multiply
    3,836,490.55x = 5,294,357.44 × 2,117,611.49
  4. Step 4: Simplify right side
    3,836,490.55x = 11,211,392,115,345.17
  5. Step 5: Solve for x
    x = 11,211,392,115,345.17/3,836,490.55
  6. Step 6: Final answer
    x = 2,922,304.12

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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.