Home / 2,663,020.44-3,994,559.82-769,778.28

Finding the Fourth Proportional to 2,663,020.44, 3,994,559.82 and 769,778.28

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Solution

The fourth proportional to 2,663,020.44, 3,994,559.82 and 769,778.28 is: 1,154,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,020.44 : 3,994,559.82 = 769,778.28 : x
  2. Step 2: Convert to fraction form
    2,663,020.44/3,994,559.82 = 769,778.28/x
  3. Step 3: Cross multiply
    2,663,020.44x = 3,994,559.82 × 769,778.28
  4. Step 4: Simplify right side
    2,663,020.44x = 3,074,925,387,596.71
  5. Step 5: Solve for x
    x = 3,074,925,387,596.71/2,663,020.44
  6. Step 6: Final answer
    x = 1,154,675.85

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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.