Home / 1,917,137.55-2,873,519.66-1,197,810.03

Finding the Fourth Proportional to 1,917,137.55, 2,873,519.66 and 1,197,810.03

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Solution

The fourth proportional to 1,917,137.55, 2,873,519.66 and 1,197,810.03 is: 1,795,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,137.55 : 2,873,519.66 = 1,197,810.03 : x
  2. Step 2: Convert to fraction form
    1,917,137.55/2,873,519.66 = 1,197,810.03/x
  3. Step 3: Cross multiply
    1,917,137.55x = 2,873,519.66 × 1,197,810.03
  4. Step 4: Simplify right side
    1,917,137.55x = 3,441,930,664,161.14
  5. Step 5: Solve for x
    x = 3,441,930,664,161.14/1,917,137.55
  6. Step 6: Final answer
    x = 1,795,348.83

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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.