Home / 1,455,647.41-2,008,766.68-811,053.73

Finding the Fourth Proportional to 1,455,647.41, 2,008,766.68 and 811,053.73

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Solution

The fourth proportional to 1,455,647.41, 2,008,766.68 and 811,053.73 is: 1,119,239.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,647.41 : 2,008,766.68 = 811,053.73 : x
  2. Step 2: Convert to fraction form
    1,455,647.41/2,008,766.68 = 811,053.73/x
  3. Step 3: Cross multiply
    1,455,647.41x = 2,008,766.68 × 811,053.73
  4. Step 4: Simplify right side
    1,455,647.41x = 1,629,217,708,513.72
  5. Step 5: Solve for x
    x = 1,629,217,708,513.72/1,455,647.41
  6. Step 6: Final answer
    x = 1,119,239.25

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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.