Home / 1,814,922.94-2,504,610.57-999,142.78

Finding the Fourth Proportional to 1,814,922.94, 2,504,610.57 and 999,142.78

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Solution

The fourth proportional to 1,814,922.94, 2,504,610.57 and 999,142.78 is: 1,378,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,922.94 : 2,504,610.57 = 999,142.78 : x
  2. Step 2: Convert to fraction form
    1,814,922.94/2,504,610.57 = 999,142.78/x
  3. Step 3: Cross multiply
    1,814,922.94x = 2,504,610.57 × 999,142.78
  4. Step 4: Simplify right side
    1,814,922.94x = 2,502,463,567,727.18
  5. Step 5: Solve for x
    x = 2,502,463,567,727.18/1,814,922.94
  6. Step 6: Final answer
    x = 1,378,826.35

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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.