Home / 2,231,894.13-3,348,789.03-1,219,833.69

Finding the Fourth Proportional to 2,231,894.13, 3,348,789.03 and 1,219,833.69

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Solution

The fourth proportional to 2,231,894.13, 3,348,789.03 and 1,219,833.69 is: 1,830,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,894.13 : 3,348,789.03 = 1,219,833.69 : x
  2. Step 2: Convert to fraction form
    2,231,894.13/3,348,789.03 = 1,219,833.69/x
  3. Step 3: Cross multiply
    2,231,894.13x = 3,348,789.03 × 1,219,833.69
  4. Step 4: Simplify right side
    2,231,894.13x = 4,084,965,679,496.42
  5. Step 5: Solve for x
    x = 4,084,965,679,496.42/2,231,894.13
  6. Step 6: Final answer
    x = 1,830,268.57

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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.