Home / 1,818,233.69-2,509,046.87-1,002,392.78

Finding the Fourth Proportional to 1,818,233.69, 2,509,046.87 and 1,002,392.78

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Solution

The fourth proportional to 1,818,233.69, 2,509,046.87 and 1,002,392.78 is: 1,383,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,233.69 : 2,509,046.87 = 1,002,392.78 : x
  2. Step 2: Convert to fraction form
    1,818,233.69/2,509,046.87 = 1,002,392.78/x
  3. Step 3: Cross multiply
    1,818,233.69x = 2,509,046.87 × 1,002,392.78
  4. Step 4: Simplify right side
    1,818,233.69x = 2,515,050,475,948.20
  5. Step 5: Solve for x
    x = 2,515,050,475,948.20/1,818,233.69
  6. Step 6: Final answer
    x = 1,383,238.30

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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.