Home / 2,107,997.21-3,161,522.58-969,666.14

Finding the Fourth Proportional to 2,107,997.21, 3,161,522.58 and 969,666.14

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Solution

The fourth proportional to 2,107,997.21, 3,161,522.58 and 969,666.14 is: 1,454,281.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,997.21 : 3,161,522.58 = 969,666.14 : x
  2. Step 2: Convert to fraction form
    2,107,997.21/3,161,522.58 = 969,666.14/x
  3. Step 3: Cross multiply
    2,107,997.21x = 3,161,522.58 × 969,666.14
  4. Step 4: Simplify right side
    2,107,997.21x = 3,065,621,400,939.00
  5. Step 5: Solve for x
    x = 3,065,621,400,939.00/2,107,997.21
  6. Step 6: Final answer
    x = 1,454,281.53

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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.