Home / 4,380,038.40-6,571,286.40-2,136,249.60

Finding the Fourth Proportional to 4,380,038.40, 6,571,286.40 and 2,136,249.60

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Solution

The fourth proportional to 4,380,038.40, 6,571,286.40 and 2,136,249.60 is: 3,204,973.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380,038.40 : 6,571,286.40 = 2,136,249.60 : x
  2. Step 2: Convert to fraction form
    4,380,038.40/6,571,286.40 = 2,136,249.60/x
  3. Step 3: Cross multiply
    4,380,038.40x = 6,571,286.40 × 2,136,249.60
  4. Step 4: Simplify right side
    4,380,038.40x = 14,037,907,943,485.44
  5. Step 5: Solve for x
    x = 14,037,907,943,485.44/4,380,038.40
  6. Step 6: Final answer
    x = 3,204,973.72

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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.