Home / 2,637,845.82-3,640,227.23-1,430,621.82

Finding the Fourth Proportional to 2,637,845.82, 3,640,227.23 and 1,430,621.82

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Solution

The fourth proportional to 2,637,845.82, 3,640,227.23 and 1,430,621.82 is: 1,974,258.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,845.82 : 3,640,227.23 = 1,430,621.82 : x
  2. Step 2: Convert to fraction form
    2,637,845.82/3,640,227.23 = 1,430,621.82/x
  3. Step 3: Cross multiply
    2,637,845.82x = 3,640,227.23 × 1,430,621.82
  4. Step 4: Simplify right side
    2,637,845.82x = 5,207,788,497,843.05
  5. Step 5: Solve for x
    x = 5,207,788,497,843.05/2,637,845.82
  6. Step 6: Final answer
    x = 1,974,258.11

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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.