Home / 2,718,991.56-4,078,222.26-825,749.40

Finding the Fourth Proportional to 2,718,991.56, 4,078,222.26 and 825,749.40

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Solution

The fourth proportional to 2,718,991.56, 4,078,222.26 and 825,749.40 is: 1,238,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,991.56 : 4,078,222.26 = 825,749.40 : x
  2. Step 2: Convert to fraction form
    2,718,991.56/4,078,222.26 = 825,749.40/x
  3. Step 3: Cross multiply
    2,718,991.56x = 4,078,222.26 × 825,749.40
  4. Step 4: Simplify right side
    2,718,991.56x = 3,367,589,584,261.64
  5. Step 5: Solve for x
    x = 3,367,589,584,261.64/2,718,991.56
  6. Step 6: Final answer
    x = 1,238,543.60

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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.