Home / 1,455,648.41-2,008,768.06-811,054.73

Finding the Fourth Proportional to 1,455,648.41, 2,008,768.06 and 811,054.73

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Solution

The fourth proportional to 1,455,648.41, 2,008,768.06 and 811,054.73 is: 1,119,240.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,648.41 : 2,008,768.06 = 811,054.73 : x
  2. Step 2: Convert to fraction form
    1,455,648.41/2,008,768.06 = 811,054.73/x
  3. Step 3: Cross multiply
    1,455,648.41x = 2,008,768.06 × 811,054.73
  4. Step 4: Simplify right side
    1,455,648.41x = 1,629,220,836,535.92
  5. Step 5: Solve for x
    x = 1,629,220,836,535.92/1,455,648.41
  6. Step 6: Final answer
    x = 1,119,240.63

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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.