Home / 2,197,318-3,295,997.52-777,614.80

Finding the Fourth Proportional to 2,197,318, 3,295,997.52 and 777,614.80

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Solution

The fourth proportional to 2,197,318, 3,295,997.52 and 777,614.80 is: 1,166,429.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,318 : 3,295,997.52 = 777,614.80 : x
  2. Step 2: Convert to fraction form
    2,197,318/3,295,997.52 = 777,614.80/x
  3. Step 3: Cross multiply
    2,197,318x = 3,295,997.52 × 777,614.80
  4. Step 4: Simplify right side
    2,197,318x = 2,563,016,452,315.30
  5. Step 5: Solve for x
    x = 2,563,016,452,315.30/2,197,318
  6. Step 6: Final answer
    x = 1,166,429.46

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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.