Home / 4,795,664.72-6,617,940.08-2,620,161.20

Finding the Fourth Proportional to 4,795,664.72, 6,617,940.08 and 2,620,161.20

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Solution

The fourth proportional to 4,795,664.72, 6,617,940.08 and 2,620,161.20 is: 3,615,780.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,795,664.72 : 6,617,940.08 = 2,620,161.20 : x
  2. Step 2: Convert to fraction form
    4,795,664.72/6,617,940.08 = 2,620,161.20/x
  3. Step 3: Cross multiply
    4,795,664.72x = 6,617,940.08 × 2,620,161.20
  4. Step 4: Simplify right side
    4,795,664.72x = 17,340,069,821,540.90
  5. Step 5: Solve for x
    x = 17,340,069,821,540.90/4,795,664.72
  6. Step 6: Final answer
    x = 3,615,780.26

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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.