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Finding the Third Proportional to 3,118,219 and 4,664,613

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Solution

The third proportional to 3,118,219 and 4,664,613 is: 6,977,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,219 : 4,664,613 = 4,664,613 : x
  2. Step 2: Convert to fraction form
    3,118,219/4,664,613 = 4,664,613/x
  3. Step 3: Cross multiply
    3,118,219x = 4,664,613 × 4,664,613
  4. Step 4: Simplify right side
    3,118,219x = 21,758,614,439,769
  5. Step 5: Solve for x
    x = 21,758,614,439,769/3,118,219
  6. Step 6: Final answer
    x = 6,977,898.10

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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.