Home / 4,380,015.40-6,571,251.90-2,136,226.60

Finding the Fourth Proportional to 4,380,015.40, 6,571,251.90 and 2,136,226.60

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Solution

The fourth proportional to 4,380,015.40, 6,571,251.90 and 2,136,226.60 is: 3,204,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380,015.40 : 6,571,251.90 = 2,136,226.60 : x
  2. Step 2: Convert to fraction form
    4,380,015.40/6,571,251.90 = 2,136,226.60/x
  3. Step 3: Cross multiply
    4,380,015.40x = 6,571,251.90 × 2,136,226.60
  4. Step 4: Simplify right side
    4,380,015.40x = 14,037,683,104,080.54
  5. Step 5: Solve for x
    x = 14,037,683,104,080.54/4,380,015.40
  6. Step 6: Final answer
    x = 3,204,939.21

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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.