Home / 3,907,129.44-5,391,767.26-2,164,792.48

Finding the Fourth Proportional to 3,907,129.44, 5,391,767.26 and 2,164,792.48

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Solution

The fourth proportional to 3,907,129.44, 5,391,767.26 and 2,164,792.48 is: 2,987,374.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,129.44 : 5,391,767.26 = 2,164,792.48 : x
  2. Step 2: Convert to fraction form
    3,907,129.44/5,391,767.26 = 2,164,792.48/x
  3. Step 3: Cross multiply
    3,907,129.44x = 5,391,767.26 × 2,164,792.48
  4. Step 4: Simplify right side
    3,907,129.44x = 11,672,057,199,466.81
  5. Step 5: Solve for x
    x = 11,672,057,199,466.81/3,907,129.44
  6. Step 6: Final answer
    x = 2,987,374.08

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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.