Home / 3,493,971.70-4,821,788.25-1,902,792.52

Finding the Fourth Proportional to 3,493,971.70, 4,821,788.25 and 1,902,792.52

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Solution

The fourth proportional to 3,493,971.70, 4,821,788.25 and 1,902,792.52 is: 2,625,912.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493,971.70 : 4,821,788.25 = 1,902,792.52 : x
  2. Step 2: Convert to fraction form
    3,493,971.70/4,821,788.25 = 1,902,792.52/x
  3. Step 3: Cross multiply
    3,493,971.70x = 4,821,788.25 × 1,902,792.52
  4. Step 4: Simplify right side
    3,493,971.70x = 9,174,862,594,028.57
  5. Step 5: Solve for x
    x = 9,174,862,594,028.57/3,493,971.70
  6. Step 6: Final answer
    x = 2,625,912.11

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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.