Finding the Third Proportional to 779,433 and 1,674,899
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Solution
The third proportional to 779,433 and 1,674,899 is: 3,599,137.66
Step by Step Solution
- Step 1: Write the proportion equation
779,433 : 1,674,899 = 1,674,899 : x - Step 2: Convert to fraction form
779,433/1,674,899 = 1,674,899/x - Step 3: Cross multiply
779,433x = 1,674,899 × 1,674,899 - Step 4: Simplify right side
779,433x = 2,805,286,660,201 - Step 5: Solve for x
x = 2,805,286,660,201/779,433 - Step 6: Final answer
x = 3,599,137.66
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.