Home / 2,840,121.29-4,260,219.60-946,863.38

Finding the Fourth Proportional to 2,840,121.29, 4,260,219.60 and 946,863.38

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Solution

The fourth proportional to 2,840,121.29, 4,260,219.60 and 946,863.38 is: 1,420,307.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,121.29 : 4,260,219.60 = 946,863.38 : x
  2. Step 2: Convert to fraction form
    2,840,121.29/4,260,219.60 = 946,863.38/x
  3. Step 3: Cross multiply
    2,840,121.29x = 4,260,219.60 × 946,863.38
  4. Step 4: Simplify right side
    2,840,121.29x = 4,033,845,929,998.25
  5. Step 5: Solve for x
    x = 4,033,845,929,998.25/2,840,121.29
  6. Step 6: Final answer
    x = 1,420,307.63

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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.