Home / 2,097,155.88-3,138,967.68-1,084,883.88

Finding the Fourth Proportional to 2,097,155.88, 3,138,967.68 and 1,084,883.88

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Solution

The fourth proportional to 2,097,155.88, 3,138,967.68 and 1,084,883.88 is: 1,623,825.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,155.88 : 3,138,967.68 = 1,084,883.88 : x
  2. Step 2: Convert to fraction form
    2,097,155.88/3,138,967.68 = 1,084,883.88/x
  3. Step 3: Cross multiply
    2,097,155.88x = 3,138,967.68 × 1,084,883.88
  4. Step 4: Simplify right side
    2,097,155.88x = 3,405,415,435,873.00
  5. Step 5: Solve for x
    x = 3,405,415,435,873.00/2,097,155.88
  6. Step 6: Final answer
    x = 1,623,825.61

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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.