Home / 2,107,273.52-2,907,724.44-1,279,916.48

Finding the Fourth Proportional to 2,107,273.52, 2,907,724.44 and 1,279,916.48

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Solution

The fourth proportional to 2,107,273.52, 2,907,724.44 and 1,279,916.48 is: 1,766,094.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,273.52 : 2,907,724.44 = 1,279,916.48 : x
  2. Step 2: Convert to fraction form
    2,107,273.52/2,907,724.44 = 1,279,916.48/x
  3. Step 3: Cross multiply
    2,107,273.52x = 2,907,724.44 × 1,279,916.48
  4. Step 4: Simplify right side
    2,107,273.52x = 3,721,644,430,054.77
  5. Step 5: Solve for x
    x = 3,721,644,430,054.77/2,107,273.52
  6. Step 6: Final answer
    x = 1,766,094.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.