Home / 3,147,019.20-4,724,076.60-2,084,137.20

Finding the Fourth Proportional to 3,147,019.20, 4,724,076.60 and 2,084,137.20

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Solution

The fourth proportional to 3,147,019.20, 4,724,076.60 and 2,084,137.20 is: 3,128,555.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,019.20 : 4,724,076.60 = 2,084,137.20 : x
  2. Step 2: Convert to fraction form
    3,147,019.20/4,724,076.60 = 2,084,137.20/x
  3. Step 3: Cross multiply
    3,147,019.20x = 4,724,076.60 × 2,084,137.20
  4. Step 4: Simplify right side
    3,147,019.20x = 9,845,623,777,709.52
  5. Step 5: Solve for x
    x = 9,845,623,777,709.52/3,147,019.20
  6. Step 6: Final answer
    x = 3,128,555.36

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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.