Home / 2,872,954.20-4,309,431.30-2,022,648.60

Finding the Fourth Proportional to 2,872,954.20, 4,309,431.30 and 2,022,648.60

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Solution

The fourth proportional to 2,872,954.20, 4,309,431.30 and 2,022,648.60 is: 3,033,972.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,954.20 : 4,309,431.30 = 2,022,648.60 : x
  2. Step 2: Convert to fraction form
    2,872,954.20/4,309,431.30 = 2,022,648.60/x
  3. Step 3: Cross multiply
    2,872,954.20x = 4,309,431.30 × 2,022,648.60
  4. Step 4: Simplify right side
    2,872,954.20x = 8,716,465,185,741.18
  5. Step 5: Solve for x
    x = 8,716,465,185,741.18/2,872,954.20
  6. Step 6: Final answer
    x = 3,033,972.90

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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.