Home / 1,818,122.92-2,509,027.05-1,002,356.44

Finding the Fourth Proportional to 1,818,122.92, 2,509,027.05 and 1,002,356.44

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Solution

The fourth proportional to 1,818,122.92, 2,509,027.05 and 1,002,356.44 is: 1,383,261.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,122.92 : 2,509,027.05 = 1,002,356.44 : x
  2. Step 2: Convert to fraction form
    1,818,122.92/2,509,027.05 = 1,002,356.44/x
  3. Step 3: Cross multiply
    1,818,122.92x = 2,509,027.05 × 1,002,356.44
  4. Step 4: Simplify right side
    1,818,122.92x = 2,514,939,421,701.70
  5. Step 5: Solve for x
    x = 2,514,939,421,701.70/1,818,122.92
  6. Step 6: Final answer
    x = 1,383,261.49

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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.