Home / 1,595,119.72-2,200,020.74-1,022,213.32

Finding the Fourth Proportional to 1,595,119.72, 2,200,020.74 and 1,022,213.32

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Solution

The fourth proportional to 1,595,119.72, 2,200,020.74 and 1,022,213.32 is: 1,409,856.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,119.72 : 2,200,020.74 = 1,022,213.32 : x
  2. Step 2: Convert to fraction form
    1,595,119.72/2,200,020.74 = 1,022,213.32/x
  3. Step 3: Cross multiply
    1,595,119.72x = 2,200,020.74 × 1,022,213.32
  4. Step 4: Simplify right side
    1,595,119.72x = 2,248,890,504,704.26
  5. Step 5: Solve for x
    x = 2,248,890,504,704.26/1,595,119.72
  6. Step 6: Final answer
    x = 1,409,856.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.