Home / 1,238,083.08-1,857,540.06-479,949.27

Finding the Fourth Proportional to 1,238,083.08, 1,857,540.06 and 479,949.27

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Solution

The fourth proportional to 1,238,083.08, 1,857,540.06 and 479,949.27 is: 720,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,083.08 : 1,857,540.06 = 479,949.27 : x
  2. Step 2: Convert to fraction form
    1,238,083.08/1,857,540.06 = 479,949.27/x
  3. Step 3: Cross multiply
    1,238,083.08x = 1,857,540.06 × 479,949.27
  4. Step 4: Simplify right side
    1,238,083.08x = 891,524,995,792.76
  5. Step 5: Solve for x
    x = 891,524,995,792.76/1,238,083.08
  6. Step 6: Final answer
    x = 720,084.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.