Home / 4,121,485.60-5,682,423.58-2,945,489.80

Finding the Fourth Proportional to 4,121,485.60, 5,682,423.58 and 2,945,489.80

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Solution

The fourth proportional to 4,121,485.60, 5,682,423.58 and 2,945,489.80 is: 4,061,040.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,485.60 : 5,682,423.58 = 2,945,489.80 : x
  2. Step 2: Convert to fraction form
    4,121,485.60/5,682,423.58 = 2,945,489.80/x
  3. Step 3: Cross multiply
    4,121,485.60x = 5,682,423.58 × 2,945,489.80
  4. Step 4: Simplify right side
    4,121,485.60x = 16,737,520,694,169.48
  5. Step 5: Solve for x
    x = 16,737,520,694,169.48/4,121,485.60
  6. Step 6: Final answer
    x = 4,061,040.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.