Home / 2,018,760.90-3,025,376.55-1,645,512.90

Finding the Fourth Proportional to 2,018,760.90, 3,025,376.55 and 1,645,512.90

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Solution

The fourth proportional to 2,018,760.90, 3,025,376.55 and 1,645,512.90 is: 2,466,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,760.90 : 3,025,376.55 = 1,645,512.90 : x
  2. Step 2: Convert to fraction form
    2,018,760.90/3,025,376.55 = 1,645,512.90/x
  3. Step 3: Cross multiply
    2,018,760.90x = 3,025,376.55 × 1,645,512.90
  4. Step 4: Simplify right side
    2,018,760.90x = 4,978,296,140,382.49
  5. Step 5: Solve for x
    x = 4,978,296,140,382.49/2,018,760.90
  6. Step 6: Final answer
    x = 2,466,015.73

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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.