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Finding the Third Proportional to 1,330,912 and 2,047,772

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Solution

The third proportional to 1,330,912 and 2,047,772 is: 3,150,749.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,912 : 2,047,772 = 2,047,772 : x
  2. Step 2: Convert to fraction form
    1,330,912/2,047,772 = 2,047,772/x
  3. Step 3: Cross multiply
    1,330,912x = 2,047,772 × 2,047,772
  4. Step 4: Simplify right side
    1,330,912x = 4,193,370,163,984
  5. Step 5: Solve for x
    x = 4,193,370,163,984/1,330,912
  6. Step 6: Final answer
    x = 3,150,749.38

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.