Home / 3,015,999.60-4,523,999.40-2,685,325.20

Finding the Fourth Proportional to 3,015,999.60, 4,523,999.40 and 2,685,325.20

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Solution

The fourth proportional to 3,015,999.60, 4,523,999.40 and 2,685,325.20 is: 4,027,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,999.60 : 4,523,999.40 = 2,685,325.20 : x
  2. Step 2: Convert to fraction form
    3,015,999.60/4,523,999.40 = 2,685,325.20/x
  3. Step 3: Cross multiply
    3,015,999.60x = 4,523,999.40 × 2,685,325.20
  4. Step 4: Simplify right side
    3,015,999.60x = 12,148,409,593,604.88
  5. Step 5: Solve for x
    x = 12,148,409,593,604.88/3,015,999.60
  6. Step 6: Final answer
    x = 4,027,987.80

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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.