Home / 2,902,172.46-4,353,357.09-772,258.62

Finding the Fourth Proportional to 2,902,172.46, 4,353,357.09 and 772,258.62

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Solution

The fourth proportional to 2,902,172.46, 4,353,357.09 and 772,258.62 is: 1,158,414.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902,172.46 : 4,353,357.09 = 772,258.62 : x
  2. Step 2: Convert to fraction form
    2,902,172.46/4,353,357.09 = 772,258.62/x
  3. Step 3: Cross multiply
    2,902,172.46x = 4,353,357.09 × 772,258.62
  4. Step 4: Simplify right side
    2,902,172.46x = 3,361,917,557,911.68
  5. Step 5: Solve for x
    x = 3,361,917,557,911.68/2,902,172.46
  6. Step 6: Final answer
    x = 1,158,414.12

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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.