Home / 2,839,008-3,917,827.26-1,820,410.32

Finding the Fourth Proportional to 2,839,008, 3,917,827.26 and 1,820,410.32

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Solution

The fourth proportional to 2,839,008, 3,917,827.26 and 1,820,410.32 is: 2,512,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,008 : 3,917,827.26 = 1,820,410.32 : x
  2. Step 2: Convert to fraction form
    2,839,008/3,917,827.26 = 1,820,410.32/x
  3. Step 3: Cross multiply
    2,839,008x = 3,917,827.26 × 1,820,410.32
  4. Step 4: Simplify right side
    2,839,008x = 7,132,053,176,081.32
  5. Step 5: Solve for x
    x = 7,132,053,176,081.32/2,839,008
  6. Step 6: Final answer
    x = 2,512,163.82

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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.