Home / 3,392,783.36-5,089,058.40-868,460.48

Finding the Fourth Proportional to 3,392,783.36, 5,089,058.40 and 868,460.48

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Solution

The fourth proportional to 3,392,783.36, 5,089,058.40 and 868,460.48 is: 1,302,660.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392,783.36 : 5,089,058.40 = 868,460.48 : x
  2. Step 2: Convert to fraction form
    3,392,783.36/5,089,058.40 = 868,460.48/x
  3. Step 3: Cross multiply
    3,392,783.36x = 5,089,058.40 × 868,460.48
  4. Step 4: Simplify right side
    3,392,783.36x = 4,419,646,100,812.03
  5. Step 5: Solve for x
    x = 4,419,646,100,812.03/3,392,783.36
  6. Step 6: Final answer
    x = 1,302,660.86

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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.