Home / 2,019,057.31-3,027,930.63-670,857.85

Finding the Fourth Proportional to 2,019,057.31, 3,027,930.63 and 670,857.85

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Solution

The fourth proportional to 2,019,057.31, 3,027,930.63 and 670,857.85 is: 1,006,069.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,057.31 : 3,027,930.63 = 670,857.85 : x
  2. Step 2: Convert to fraction form
    2,019,057.31/3,027,930.63 = 670,857.85/x
  3. Step 3: Cross multiply
    2,019,057.31x = 3,027,930.63 × 670,857.85
  4. Step 4: Simplify right side
    2,019,057.31x = 2,031,311,032,390.95
  5. Step 5: Solve for x
    x = 2,031,311,032,390.95/2,019,057.31
  6. Step 6: Final answer
    x = 1,006,069.03

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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.