Home / 1,818,147.04-2,509,059.15-1,002,379.64

Finding the Fourth Proportional to 1,818,147.04, 2,509,059.15 and 1,002,379.64

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Solution

The fourth proportional to 1,818,147.04, 2,509,059.15 and 1,002,379.64 is: 1,383,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,147.04 : 2,509,059.15 = 1,002,379.64 : x
  2. Step 2: Convert to fraction form
    1,818,147.04/2,509,059.15 = 1,002,379.64/x
  3. Step 3: Cross multiply
    1,818,147.04x = 2,509,059.15 × 1,002,379.64
  4. Step 4: Simplify right side
    1,818,147.04x = 2,515,029,794,970.41
  5. Step 5: Solve for x
    x = 2,515,029,794,970.41/1,818,147.04
  6. Step 6: Final answer
    x = 1,383,292.85

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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.