Home / 4,256,236.80-6,384,355.20-2,660,601.60

Finding the Fourth Proportional to 4,256,236.80, 6,384,355.20 and 2,660,601.60

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Solution

The fourth proportional to 4,256,236.80, 6,384,355.20 and 2,660,601.60 is: 3,990,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256,236.80 : 6,384,355.20 = 2,660,601.60 : x
  2. Step 2: Convert to fraction form
    4,256,236.80/6,384,355.20 = 2,660,601.60/x
  3. Step 3: Cross multiply
    4,256,236.80x = 6,384,355.20 × 2,660,601.60
  4. Step 4: Simplify right side
    4,256,236.80x = 16,986,225,660,088.32
  5. Step 5: Solve for x
    x = 16,986,225,660,088.32/4,256,236.80
  6. Step 6: Final answer
    x = 3,990,902.40

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1.5x scale

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.