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Finding the Third Proportional to 2,913,489 and 4,570,401.38

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Solution

The third proportional to 2,913,489 and 4,570,401.38 is: 7,169,606.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,489 : 4,570,401.38 = 4,570,401.38 : x
  2. Step 2: Convert to fraction form
    2,913,489/4,570,401.38 = 4,570,401.38/x
  3. Step 3: Cross multiply
    2,913,489x = 4,570,401.38 × 4,570,401.38
  4. Step 4: Simplify right side
    2,913,489x = 20,888,568,728,601.89
  5. Step 5: Solve for x
    x = 20,888,568,728,601.89/2,913,489
  6. Step 6: Final answer
    x = 7,169,606.18

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.