Home / 3,024,121.80-4,529,961.90-2,078,560.20

Finding the Fourth Proportional to 3,024,121.80, 4,529,961.90 and 2,078,560.20

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Solution

The fourth proportional to 3,024,121.80, 4,529,961.90 and 2,078,560.20 is: 3,113,564.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024,121.80 : 4,529,961.90 = 2,078,560.20 : x
  2. Step 2: Convert to fraction form
    3,024,121.80/4,529,961.90 = 2,078,560.20/x
  3. Step 3: Cross multiply
    3,024,121.80x = 4,529,961.90 × 2,078,560.20
  4. Step 4: Simplify right side
    3,024,121.80x = 9,415,798,512,856.38
  5. Step 5: Solve for x
    x = 9,415,798,512,856.38/3,024,121.80
  6. Step 6: Final answer
    x = 3,113,564.58

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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.