Home / 2,189,027.44-3,020,628.72-1,271,077.65

Finding the Fourth Proportional to 2,189,027.44, 3,020,628.72 and 1,271,077.65

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Solution

The fourth proportional to 2,189,027.44, 3,020,628.72 and 1,271,077.65 is: 1,753,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,027.44 : 3,020,628.72 = 1,271,077.65 : x
  2. Step 2: Convert to fraction form
    2,189,027.44/3,020,628.72 = 1,271,077.65/x
  3. Step 3: Cross multiply
    2,189,027.44x = 3,020,628.72 × 1,271,077.65
  4. Step 4: Simplify right side
    2,189,027.44x = 3,839,453,659,706.65
  5. Step 5: Solve for x
    x = 3,839,453,659,706.65/2,189,027.44
  6. Step 6: Final answer
    x = 1,753,954.10

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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.