Home / 2,019,977.20-3,031,618.20-2,004,230.80

Finding the Fourth Proportional to 2,019,977.20, 3,031,618.20 and 2,004,230.80

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Solution

The fourth proportional to 2,019,977.20, 3,031,618.20 and 2,004,230.80 is: 3,007,985.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,977.20 : 3,031,618.20 = 2,004,230.80 : x
  2. Step 2: Convert to fraction form
    2,019,977.20/3,031,618.20 = 2,004,230.80/x
  3. Step 3: Cross multiply
    2,019,977.20x = 3,031,618.20 × 2,004,230.80
  4. Step 4: Simplify right side
    2,019,977.20x = 6,076,062,570,280.56
  5. Step 5: Solve for x
    x = 6,076,062,570,280.56/2,019,977.20
  6. Step 6: Final answer
    x = 3,007,985.72

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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.