Home / 1,820,137.44-2,511,786.68-1,004,340.48

Finding the Fourth Proportional to 1,820,137.44, 2,511,786.68 and 1,004,340.48

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Solution

The fourth proportional to 1,820,137.44, 2,511,786.68 and 1,004,340.48 is: 1,385,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,137.44 : 2,511,786.68 = 1,004,340.48 : x
  2. Step 2: Convert to fraction form
    1,820,137.44/2,511,786.68 = 1,004,340.48/x
  3. Step 3: Cross multiply
    1,820,137.44x = 2,511,786.68 × 1,004,340.48
  4. Step 4: Simplify right side
    1,820,137.44x = 2,522,689,029,174.18
  5. Step 5: Solve for x
    x = 2,522,689,029,174.18/1,820,137.44
  6. Step 6: Final answer
    x = 1,385,988.21

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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.