Home / 3,615,638.80-5,425,608.60-1,372,003.60

Finding the Fourth Proportional to 3,615,638.80, 5,425,608.60 and 1,372,003.60

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Solution

The fourth proportional to 3,615,638.80, 5,425,608.60 and 1,372,003.60 is: 2,058,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,638.80 : 5,425,608.60 = 1,372,003.60 : x
  2. Step 2: Convert to fraction form
    3,615,638.80/5,425,608.60 = 1,372,003.60/x
  3. Step 3: Cross multiply
    3,615,638.80x = 5,425,608.60 × 1,372,003.60
  4. Step 4: Simplify right side
    3,615,638.80x = 7,443,954,531,390.96
  5. Step 5: Solve for x
    x = 7,443,954,531,390.96/3,615,638.80
  6. Step 6: Final answer
    x = 2,058,821.40

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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.