Home / 2,015,232.51-2,780,894.82-1,109,814.51

Finding the Fourth Proportional to 2,015,232.51, 2,780,894.82 and 1,109,814.51

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Solution

The fourth proportional to 2,015,232.51, 2,780,894.82 and 1,109,814.51 is: 1,531,474.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,232.51 : 2,780,894.82 = 1,109,814.51 : x
  2. Step 2: Convert to fraction form
    2,015,232.51/2,780,894.82 = 1,109,814.51/x
  3. Step 3: Cross multiply
    2,015,232.51x = 2,780,894.82 × 1,109,814.51
  4. Step 4: Simplify right side
    2,015,232.51x = 3,086,277,422,019.84
  5. Step 5: Solve for x
    x = 3,086,277,422,019.84/2,015,232.51
  6. Step 6: Final answer
    x = 1,531,474.61

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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.