Home / 3,809,860.89-5,714,568.81-2,786,228.01

Finding the Fourth Proportional to 3,809,860.89, 5,714,568.81 and 2,786,228.01

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Solution

The fourth proportional to 3,809,860.89, 5,714,568.81 and 2,786,228.01 is: 4,179,179.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,860.89 : 5,714,568.81 = 2,786,228.01 : x
  2. Step 2: Convert to fraction form
    3,809,860.89/5,714,568.81 = 2,786,228.01/x
  3. Step 3: Cross multiply
    3,809,860.89x = 5,714,568.81 × 2,786,228.01
  4. Step 4: Simplify right side
    3,809,860.89x = 15,922,091,683,494.37
  5. Step 5: Solve for x
    x = 15,922,091,683,494.37/3,809,860.89
  6. Step 6: Final answer
    x = 4,179,179.28

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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.