Home / 3,240,940.40-4,861,410.60-2,038,965.20

Finding the Fourth Proportional to 3,240,940.40, 4,861,410.60 and 2,038,965.20

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Solution

The fourth proportional to 3,240,940.40, 4,861,410.60 and 2,038,965.20 is: 3,058,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,940.40 : 4,861,410.60 = 2,038,965.20 : x
  2. Step 2: Convert to fraction form
    3,240,940.40/4,861,410.60 = 2,038,965.20/x
  3. Step 3: Cross multiply
    3,240,940.40x = 4,861,410.60 × 2,038,965.20
  4. Step 4: Simplify right side
    3,240,940.40x = 9,912,247,036,311.12
  5. Step 5: Solve for x
    x = 9,912,247,036,311.12/3,240,940.40
  6. Step 6: Final answer
    x = 3,058,447.80

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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.