Home / 2,072,108.89-3,108,661.05-792,695.44

Finding the Fourth Proportional to 2,072,108.89, 3,108,661.05 and 792,695.44

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Solution

The fourth proportional to 2,072,108.89, 3,108,661.05 and 792,695.44 is: 1,189,233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,108.89 : 3,108,661.05 = 792,695.44 : x
  2. Step 2: Convert to fraction form
    2,072,108.89/3,108,661.05 = 792,695.44/x
  3. Step 3: Cross multiply
    2,072,108.89x = 3,108,661.05 × 792,695.44
  4. Step 4: Simplify right side
    2,072,108.89x = 2,464,221,438,840.61
  5. Step 5: Solve for x
    x = 2,464,221,438,840.61/2,072,108.89
  6. Step 6: Final answer
    x = 1,189,233.56

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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.