Home / 3,207,754.08-4,427,271-1,918,736.28

Finding the Fourth Proportional to 3,207,754.08, 4,427,271 and 1,918,736.28

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Solution

The fourth proportional to 3,207,754.08, 4,427,271 and 1,918,736.28 is: 2,648,197.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,754.08 : 4,427,271 = 1,918,736.28 : x
  2. Step 2: Convert to fraction form
    3,207,754.08/4,427,271 = 1,918,736.28/x
  3. Step 3: Cross multiply
    3,207,754.08x = 4,427,271 × 1,918,736.28
  4. Step 4: Simplify right side
    3,207,754.08x = 8,494,765,489,091.88
  5. Step 5: Solve for x
    x = 8,494,765,489,091.88/3,207,754.08
  6. Step 6: Final answer
    x = 2,648,197.24

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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.