Home / 4,109,188.97-5,672,961.31-2,478,009.55

Finding the Fourth Proportional to 4,109,188.97, 5,672,961.31 and 2,478,009.55

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Solution

The fourth proportional to 4,109,188.97, 5,672,961.31 and 2,478,009.55 is: 3,421,028.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109,188.97 : 5,672,961.31 = 2,478,009.55 : x
  2. Step 2: Convert to fraction form
    4,109,188.97/5,672,961.31 = 2,478,009.55/x
  3. Step 3: Cross multiply
    4,109,188.97x = 5,672,961.31 × 2,478,009.55
  4. Step 4: Simplify right side
    4,109,188.97x = 14,057,652,302,960.51
  5. Step 5: Solve for x
    x = 14,057,652,302,960.51/4,109,188.97
  6. Step 6: Final answer
    x = 3,421,028.43

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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.