Home / 4,727,881.20-7,091,821.80-2,833,647.60

Finding the Fourth Proportional to 4,727,881.20, 7,091,821.80 and 2,833,647.60

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Solution

The fourth proportional to 4,727,881.20, 7,091,821.80 and 2,833,647.60 is: 4,250,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727,881.20 : 7,091,821.80 = 2,833,647.60 : x
  2. Step 2: Convert to fraction form
    4,727,881.20/7,091,821.80 = 2,833,647.60/x
  3. Step 3: Cross multiply
    4,727,881.20x = 7,091,821.80 × 2,833,647.60
  4. Step 4: Simplify right side
    4,727,881.20x = 20,095,723,823,197.68
  5. Step 5: Solve for x
    x = 20,095,723,823,197.68/4,727,881.20
  6. Step 6: Final answer
    x = 4,250,471.40

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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.