Home / 1,698,998.15-2,548,891.68-561,691.73

Finding the Fourth Proportional to 1,698,998.15, 2,548,891.68 and 561,691.73

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Solution

The fourth proportional to 1,698,998.15, 2,548,891.68 and 561,691.73 is: 842,668.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,998.15 : 2,548,891.68 = 561,691.73 : x
  2. Step 2: Convert to fraction form
    1,698,998.15/2,548,891.68 = 561,691.73/x
  3. Step 3: Cross multiply
    1,698,998.15x = 2,548,891.68 × 561,691.73
  4. Step 4: Simplify right side
    1,698,998.15x = 1,431,691,377,321.81
  5. Step 5: Solve for x
    x = 1,431,691,377,321.81/1,698,998.15
  6. Step 6: Final answer
    x = 842,668.00

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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.