Home / 1,534,067.64-2,117,085.84-855,009

Finding the Fourth Proportional to 1,534,067.64, 2,117,085.84 and 855,009

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Solution

The fourth proportional to 1,534,067.64, 2,117,085.84 and 855,009 is: 1,179,952.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,067.64 : 2,117,085.84 = 855,009 : x
  2. Step 2: Convert to fraction form
    1,534,067.64/2,117,085.84 = 855,009/x
  3. Step 3: Cross multiply
    1,534,067.64x = 2,117,085.84 × 855,009
  4. Step 4: Simplify right side
    1,534,067.64x = 1,810,127,446,972.56
  5. Step 5: Solve for x
    x = 1,810,127,446,972.56/1,534,067.64
  6. Step 6: Final answer
    x = 1,179,952.83

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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.