Home / 6,171,944.82-9,258,360.57-2,128,374.33

Finding the Fourth Proportional to 6,171,944.82, 9,258,360.57 and 2,128,374.33

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Solution

The fourth proportional to 6,171,944.82, 9,258,360.57 and 2,128,374.33 is: 3,192,714.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171,944.82 : 9,258,360.57 = 2,128,374.33 : x
  2. Step 2: Convert to fraction form
    6,171,944.82/9,258,360.57 = 2,128,374.33/x
  3. Step 3: Cross multiply
    6,171,944.82x = 9,258,360.57 × 2,128,374.33
  4. Step 4: Simplify right side
    6,171,944.82x = 19,705,256,975,072.17
  5. Step 5: Solve for x
    x = 19,705,256,975,072.17/6,171,944.82
  6. Step 6: Final answer
    x = 3,192,714.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.