Home / 1,867,733.91-2,577,848.09-1,222,918.83

Finding the Fourth Proportional to 1,867,733.91, 2,577,848.09 and 1,222,918.83

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Solution

The fourth proportional to 1,867,733.91, 2,577,848.09 and 1,222,918.83 is: 1,687,873.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,733.91 : 2,577,848.09 = 1,222,918.83 : x
  2. Step 2: Convert to fraction form
    1,867,733.91/2,577,848.09 = 1,222,918.83/x
  3. Step 3: Cross multiply
    1,867,733.91x = 2,577,848.09 × 1,222,918.83
  4. Step 4: Simplify right side
    1,867,733.91x = 3,152,498,964,025.94
  5. Step 5: Solve for x
    x = 3,152,498,964,025.94/1,867,733.91
  6. Step 6: Final answer
    x = 1,687,873.71

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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.