Home / 1,339,076.66-2,008,724.36-628,717.19

Finding the Fourth Proportional to 1,339,076.66, 2,008,724.36 and 628,717.19

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Solution

The fourth proportional to 1,339,076.66, 2,008,724.36 and 628,717.19 is: 943,127.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,076.66 : 2,008,724.36 = 628,717.19 : x
  2. Step 2: Convert to fraction form
    1,339,076.66/2,008,724.36 = 628,717.19/x
  3. Step 3: Cross multiply
    1,339,076.66x = 2,008,724.36 × 628,717.19
  4. Step 4: Simplify right side
    1,339,076.66x = 1,262,919,521,916.54
  5. Step 5: Solve for x
    x = 1,262,919,521,916.54/1,339,076.66
  6. Step 6: Final answer
    x = 943,127.13

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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.