Home / 1,981,058.57-2,733,870.91-1,121,786.27

Finding the Fourth Proportional to 1,981,058.57, 2,733,870.91 and 1,121,786.27

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Solution

The fourth proportional to 1,981,058.57, 2,733,870.91 and 1,121,786.27 is: 1,548,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,058.57 : 2,733,870.91 = 1,121,786.27 : x
  2. Step 2: Convert to fraction form
    1,981,058.57/2,733,870.91 = 1,121,786.27/x
  3. Step 3: Cross multiply
    1,981,058.57x = 2,733,870.91 × 1,121,786.27
  4. Step 4: Simplify right side
    1,981,058.57x = 3,066,818,846,671.95
  5. Step 5: Solve for x
    x = 3,066,818,846,671.95/1,981,058.57
  6. Step 6: Final answer
    x = 1,548,070.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.