Home / 2,094,169.78-3,145,978.60-1,253,312.02

Finding the Fourth Proportional to 2,094,169.78, 3,145,978.60 and 1,253,312.02

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Solution

The fourth proportional to 2,094,169.78, 3,145,978.60 and 1,253,312.02 is: 1,882,795.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094,169.78 : 3,145,978.60 = 1,253,312.02 : x
  2. Step 2: Convert to fraction form
    2,094,169.78/3,145,978.60 = 1,253,312.02/x
  3. Step 3: Cross multiply
    2,094,169.78x = 3,145,978.60 × 1,253,312.02
  4. Step 4: Simplify right side
    2,094,169.78x = 3,942,892,794,042.77
  5. Step 5: Solve for x
    x = 3,942,892,794,042.77/2,094,169.78
  6. Step 6: Final answer
    x = 1,882,795.19

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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.