Home / 2,753,882.20-4,130,822.51-860,623.64

Finding the Fourth Proportional to 2,753,882.20, 4,130,822.51 and 860,623.64

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Solution

The fourth proportional to 2,753,882.20, 4,130,822.51 and 860,623.64 is: 1,290,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,882.20 : 4,130,822.51 = 860,623.64 : x
  2. Step 2: Convert to fraction form
    2,753,882.20/4,130,822.51 = 860,623.64/x
  3. Step 3: Cross multiply
    2,753,882.20x = 4,130,822.51 × 860,623.64
  4. Step 4: Simplify right side
    2,753,882.20x = 3,555,083,504,750.14
  5. Step 5: Solve for x
    x = 3,555,083,504,750.14/2,753,882.20
  6. Step 6: Final answer
    x = 1,290,935.21

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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.