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Finding the Third Proportional to 1,292,042 and 3,017,813

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Solution

The third proportional to 1,292,042 and 3,017,813 is: 7,048,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,042 : 3,017,813 = 3,017,813 : x
  2. Step 2: Convert to fraction form
    1,292,042/3,017,813 = 3,017,813/x
  3. Step 3: Cross multiply
    1,292,042x = 3,017,813 × 3,017,813
  4. Step 4: Simplify right side
    1,292,042x = 9,107,195,302,969
  5. Step 5: Solve for x
    x = 9,107,195,302,969/1,292,042
  6. Step 6: Final answer
    x = 7,048,683.64

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.