Home / 1,818,121.92-2,509,025.67-1,002,355.44

Finding the Fourth Proportional to 1,818,121.92, 2,509,025.67 and 1,002,355.44

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Solution

The fourth proportional to 1,818,121.92, 2,509,025.67 and 1,002,355.44 is: 1,383,260.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,121.92 : 2,509,025.67 = 1,002,355.44 : x
  2. Step 2: Convert to fraction form
    1,818,121.92/2,509,025.67 = 1,002,355.44/x
  3. Step 3: Cross multiply
    1,818,121.92x = 2,509,025.67 × 1,002,355.44
  4. Step 4: Simplify right side
    1,818,121.92x = 2,514,935,529,424.14
  5. Step 5: Solve for x
    x = 2,514,935,529,424.14/1,818,121.92
  6. Step 6: Final answer
    x = 1,383,260.11

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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.