Home / 2,485,924.32-3,430,755.09-1,519,239.54

Finding the Fourth Proportional to 2,485,924.32, 3,430,755.09 and 1,519,239.54

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Solution

The fourth proportional to 2,485,924.32, 3,430,755.09 and 1,519,239.54 is: 2,096,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,924.32 : 3,430,755.09 = 1,519,239.54 : x
  2. Step 2: Convert to fraction form
    2,485,924.32/3,430,755.09 = 1,519,239.54/x
  3. Step 3: Cross multiply
    2,485,924.32x = 3,430,755.09 × 1,519,239.54
  4. Step 4: Simplify right side
    2,485,924.32x = 5,212,138,784,784.26
  5. Step 5: Solve for x
    x = 5,212,138,784,784.26/2,485,924.32
  6. Step 6: Final answer
    x = 2,096,660.28

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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.