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Finding the Third Proportional to 1,808,690 and 2,799,315.25

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Solution

The third proportional to 1,808,690 and 2,799,315.25 is: 4,332,509.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,690 : 2,799,315.25 = 2,799,315.25 : x
  2. Step 2: Convert to fraction form
    1,808,690/2,799,315.25 = 2,799,315.25/x
  3. Step 3: Cross multiply
    1,808,690x = 2,799,315.25 × 2,799,315.25
  4. Step 4: Simplify right side
    1,808,690x = 7,836,165,868,882.56
  5. Step 5: Solve for x
    x = 7,836,165,868,882.56/1,808,690
  6. Step 6: Final answer
    x = 4,332,509.09

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.