Finding the Third Proportional to 939,306 and 2,028,651
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Solution
The third proportional to 939,306 and 2,028,651 is: 4,381,346.31
Step by Step Solution
- Step 1: Write the proportion equation
939,306 : 2,028,651 = 2,028,651 : x - Step 2: Convert to fraction form
939,306/2,028,651 = 2,028,651/x - Step 3: Cross multiply
939,306x = 2,028,651 × 2,028,651 - Step 4: Simplify right side
939,306x = 4,115,424,879,801 - Step 5: Solve for x
x = 4,115,424,879,801/939,306 - Step 6: Final answer
x = 4,381,346.31
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.