Home / 2,376,325.78-3,279,749.43-1,396,264.61

Finding the Fourth Proportional to 2,376,325.78, 3,279,749.43 and 1,396,264.61

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Solution

The fourth proportional to 2,376,325.78, 3,279,749.43 and 1,396,264.61 is: 1,927,091.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376,325.78 : 3,279,749.43 = 1,396,264.61 : x
  2. Step 2: Convert to fraction form
    2,376,325.78/3,279,749.43 = 1,396,264.61/x
  3. Step 3: Cross multiply
    2,376,325.78x = 3,279,749.43 × 1,396,264.61
  4. Step 4: Simplify right side
    2,376,325.78x = 4,579,398,072,212.04
  5. Step 5: Solve for x
    x = 4,579,398,072,212.04/2,376,325.78
  6. Step 6: Final answer
    x = 1,927,091.86

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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.