Home / 2,029,219.89-3,043,830.13-512,907.18

Finding the Fourth Proportional to 2,029,219.89, 3,043,830.13 and 512,907.18

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Solution

The fourth proportional to 2,029,219.89, 3,043,830.13 and 512,907.18 is: 769,360.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,219.89 : 3,043,830.13 = 512,907.18 : x
  2. Step 2: Convert to fraction form
    2,029,219.89/3,043,830.13 = 512,907.18/x
  3. Step 3: Cross multiply
    2,029,219.89x = 3,043,830.13 × 512,907.18
  4. Step 4: Simplify right side
    2,029,219.89x = 1,561,202,328,377.33
  5. Step 5: Solve for x
    x = 1,561,202,328,377.33/2,029,219.89
  6. Step 6: Final answer
    x = 769,360.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.