Home / 1,999,744.20-2,999,616.30-503,836.20

Finding the Fourth Proportional to 1,999,744.20, 2,999,616.30 and 503,836.20

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Solution

The fourth proportional to 1,999,744.20, 2,999,616.30 and 503,836.20 is: 755,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,744.20 : 2,999,616.30 = 503,836.20 : x
  2. Step 2: Convert to fraction form
    1,999,744.20/2,999,616.30 = 503,836.20/x
  3. Step 3: Cross multiply
    1,999,744.20x = 2,999,616.30 × 503,836.20
  4. Step 4: Simplify right side
    1,999,744.20x = 1,511,315,278,050.06
  5. Step 5: Solve for x
    x = 1,511,315,278,050.06/1,999,744.20
  6. Step 6: Final answer
    x = 755,754.30

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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.