Home / 1,297,298.20-1,945,954.25-850,846.22

Finding the Fourth Proportional to 1,297,298.20, 1,945,954.25 and 850,846.22

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Solution

The fourth proportional to 1,297,298.20, 1,945,954.25 and 850,846.22 is: 1,276,273.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,298.20 : 1,945,954.25 = 850,846.22 : x
  2. Step 2: Convert to fraction form
    1,297,298.20/1,945,954.25 = 850,846.22/x
  3. Step 3: Cross multiply
    1,297,298.20x = 1,945,954.25 × 850,846.22
  4. Step 4: Simplify right side
    1,297,298.20x = 1,655,707,827,748.43
  5. Step 5: Solve for x
    x = 1,655,707,827,748.43/1,297,298.20
  6. Step 6: Final answer
    x = 1,276,273.89

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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.