Home / 2,100,261.20-3,150,737.40-902,757.20

Finding the Fourth Proportional to 2,100,261.20, 3,150,737.40 and 902,757.20

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Solution

The fourth proportional to 2,100,261.20, 3,150,737.40 and 902,757.20 is: 1,354,284.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,261.20 : 3,150,737.40 = 902,757.20 : x
  2. Step 2: Convert to fraction form
    2,100,261.20/3,150,737.40 = 902,757.20/x
  3. Step 3: Cross multiply
    2,100,261.20x = 3,150,737.40 × 902,757.20
  4. Step 4: Simplify right side
    2,100,261.20x = 2,844,350,873,159.28
  5. Step 5: Solve for x
    x = 2,844,350,873,159.28/2,100,261.20
  6. Step 6: Final answer
    x = 1,354,284.35

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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.