Finding the Third Proportional to 775,303 and 1,642,664
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Solution
The third proportional to 775,303 and 1,642,664 is: 3,480,374.79
Step by Step Solution
- Step 1: Write the proportion equation
775,303 : 1,642,664 = 1,642,664 : x - Step 2: Convert to fraction form
775,303/1,642,664 = 1,642,664/x - Step 3: Cross multiply
775,303x = 1,642,664 × 1,642,664 - Step 4: Simplify right side
775,303x = 2,698,345,016,896 - Step 5: Solve for x
x = 2,698,345,016,896/775,303 - Step 6: Final answer
x = 3,480,374.79
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.