Home / 3,836,037.32-5,293,705.44-2,117,157.80

Finding the Fourth Proportional to 3,836,037.32, 5,293,705.44 and 2,117,157.80

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Solution

The fourth proportional to 3,836,037.32, 5,293,705.44 and 2,117,157.80 is: 2,921,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,037.32 : 5,293,705.44 = 2,117,157.80 : x
  2. Step 2: Convert to fraction form
    3,836,037.32/5,293,705.44 = 2,117,157.80/x
  3. Step 3: Cross multiply
    3,836,037.32x = 5,293,705.44 × 2,117,157.80
  4. Step 4: Simplify right side
    3,836,037.32x = 11,207,609,763,198.43
  5. Step 5: Solve for x
    x = 11,207,609,763,198.43/3,836,037.32
  6. Step 6: Final answer
    x = 2,921,663.38

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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.