Finding the Third Proportional to 992,417 and 2,152,869
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Solution
The third proportional to 992,417 and 2,152,869 is: 4,670,259.51
Step by Step Solution
- Step 1: Write the proportion equation
992,417 : 2,152,869 = 2,152,869 : x - Step 2: Convert to fraction form
992,417/2,152,869 = 2,152,869/x - Step 3: Cross multiply
992,417x = 2,152,869 × 2,152,869 - Step 4: Simplify right side
992,417x = 4,634,844,931,161 - Step 5: Solve for x
x = 4,634,844,931,161/992,417 - Step 6: Final answer
x = 4,670,259.51
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.