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Finding the Third Proportional to 4,340,790 and 6,385,707

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Solution

The third proportional to 4,340,790 and 6,385,707 is: 9,393,970.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340,790 : 6,385,707 = 6,385,707 : x
  2. Step 2: Convert to fraction form
    4,340,790/6,385,707 = 6,385,707/x
  3. Step 3: Cross multiply
    4,340,790x = 6,385,707 × 6,385,707
  4. Step 4: Simplify right side
    4,340,790x = 40,777,253,889,849
  5. Step 5: Solve for x
    x = 40,777,253,889,849/4,340,790
  6. Step 6: Final answer
    x = 9,393,970.66

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.