Home / 3,134,527.20-4,701,790.80-2,190,808.80

Finding the Fourth Proportional to 3,134,527.20, 4,701,790.80 and 2,190,808.80

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Solution

The fourth proportional to 3,134,527.20, 4,701,790.80 and 2,190,808.80 is: 3,286,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,527.20 : 4,701,790.80 = 2,190,808.80 : x
  2. Step 2: Convert to fraction form
    3,134,527.20/4,701,790.80 = 2,190,808.80/x
  3. Step 3: Cross multiply
    3,134,527.20x = 4,701,790.80 × 2,190,808.80
  4. Step 4: Simplify right side
    3,134,527.20x = 10,300,724,660,399.04
  5. Step 5: Solve for x
    x = 10,300,724,660,399.04/3,134,527.20
  6. Step 6: Final answer
    x = 3,286,213.20

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Similar ratio
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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.