Home / 3,855,763.56-5,320,953.73-2,136,994.80

Finding the Fourth Proportional to 3,855,763.56, 5,320,953.73 and 2,136,994.80

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Solution

The fourth proportional to 3,855,763.56, 5,320,953.73 and 2,136,994.80 is: 2,949,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,763.56 : 5,320,953.73 = 2,136,994.80 : x
  2. Step 2: Convert to fraction form
    3,855,763.56/5,320,953.73 = 2,136,994.80/x
  3. Step 3: Cross multiply
    3,855,763.56x = 5,320,953.73 × 2,136,994.80
  4. Step 4: Simplify right side
    3,855,763.56x = 11,370,850,452,050.60
  5. Step 5: Solve for x
    x = 11,370,850,452,050.60/3,855,763.56
  6. Step 6: Final answer
    x = 2,949,052.83

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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.