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Finding the Third Proportional to 3,079,319 and 4,435,621

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Solution

The third proportional to 3,079,319 and 4,435,621 is: 6,389,313.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,319 : 4,435,621 = 4,435,621 : x
  2. Step 2: Convert to fraction form
    3,079,319/4,435,621 = 4,435,621/x
  3. Step 3: Cross multiply
    3,079,319x = 4,435,621 × 4,435,621
  4. Step 4: Simplify right side
    3,079,319x = 19,674,733,655,641
  5. Step 5: Solve for x
    x = 19,674,733,655,641/3,079,319
  6. Step 6: Final answer
    x = 6,389,313.24

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.