Home / 2,134,776.21-3,202,111.10-998,809.45

Finding the Fourth Proportional to 2,134,776.21, 3,202,111.10 and 998,809.45

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Solution

The fourth proportional to 2,134,776.21, 3,202,111.10 and 998,809.45 is: 1,498,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,776.21 : 3,202,111.10 = 998,809.45 : x
  2. Step 2: Convert to fraction form
    2,134,776.21/3,202,111.10 = 998,809.45/x
  3. Step 3: Cross multiply
    2,134,776.21x = 3,202,111.10 × 998,809.45
  4. Step 4: Simplify right side
    2,134,776.21x = 3,198,298,821,121.64
  5. Step 5: Solve for x
    x = 3,198,298,821,121.64/2,134,776.21
  6. Step 6: Final answer
    x = 1,498,189.27

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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.