Home / 2,821,680.93-3,893,947.79-1,532,546.49

Finding the Fourth Proportional to 2,821,680.93, 3,893,947.79 and 1,532,546.49

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Solution

The fourth proportional to 2,821,680.93, 3,893,947.79 and 1,532,546.49 is: 2,114,929.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,680.93 : 3,893,947.79 = 1,532,546.49 : x
  2. Step 2: Convert to fraction form
    2,821,680.93/3,893,947.79 = 1,532,546.49/x
  3. Step 3: Cross multiply
    2,821,680.93x = 3,893,947.79 × 1,532,546.49
  4. Step 4: Simplify right side
    2,821,680.93x = 5,967,656,010,145.03
  5. Step 5: Solve for x
    x = 5,967,656,010,145.03/2,821,680.93
  6. Step 6: Final answer
    x = 2,114,929.42

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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.