Home / 2,557,042.83-3,530,045.84-1,867,940.91

Finding the Fourth Proportional to 2,557,042.83, 3,530,045.84 and 1,867,940.91

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Solution

The fourth proportional to 2,557,042.83, 3,530,045.84 and 1,867,940.91 is: 2,578,727.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,042.83 : 3,530,045.84 = 1,867,940.91 : x
  2. Step 2: Convert to fraction form
    2,557,042.83/3,530,045.84 = 1,867,940.91/x
  3. Step 3: Cross multiply
    2,557,042.83x = 3,530,045.84 × 1,867,940.91
  4. Step 4: Simplify right side
    2,557,042.83x = 6,593,917,029,371.61
  5. Step 5: Solve for x
    x = 6,593,917,029,371.61/2,557,042.83
  6. Step 6: Final answer
    x = 2,578,727.64

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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.