Home / 3,015,964.20-4,523,946.30-1,819,237.80

Finding the Fourth Proportional to 3,015,964.20, 4,523,946.30 and 1,819,237.80

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Solution

The fourth proportional to 3,015,964.20, 4,523,946.30 and 1,819,237.80 is: 2,728,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,964.20 : 4,523,946.30 = 1,819,237.80 : x
  2. Step 2: Convert to fraction form
    3,015,964.20/4,523,946.30 = 1,819,237.80/x
  3. Step 3: Cross multiply
    3,015,964.20x = 4,523,946.30 × 1,819,237.80
  4. Step 4: Simplify right side
    3,015,964.20x = 8,230,134,114,130.14
  5. Step 5: Solve for x
    x = 8,230,134,114,130.14/3,015,964.20
  6. Step 6: Final answer
    x = 2,728,856.70

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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.