Home / 2,019,400.90-3,025,414.95-1,230,511.30

Finding the Fourth Proportional to 2,019,400.90, 3,025,414.95 and 1,230,511.30

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Solution

The fourth proportional to 2,019,400.90, 3,025,414.95 and 1,230,511.30 is: 1,843,520.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,400.90 : 3,025,414.95 = 1,230,511.30 : x
  2. Step 2: Convert to fraction form
    2,019,400.90/3,025,414.95 = 1,230,511.30/x
  3. Step 3: Cross multiply
    2,019,400.90x = 3,025,414.95 × 1,230,511.30
  4. Step 4: Simplify right side
    2,019,400.90x = 3,722,807,283,163.94
  5. Step 5: Solve for x
    x = 3,722,807,283,163.94/2,019,400.90
  6. Step 6: Final answer
    x = 1,843,520.66

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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.