Finding the Third Proportional to 857,207 and 1,832,507
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Solution
The third proportional to 857,207 and 1,832,507 is: 3,917,469.07
Step by Step Solution
- Step 1: Write the proportion equation
857,207 : 1,832,507 = 1,832,507 : x - Step 2: Convert to fraction form
857,207/1,832,507 = 1,832,507/x - Step 3: Cross multiply
857,207x = 1,832,507 × 1,832,507 - Step 4: Simplify right side
857,207x = 3,358,081,905,049 - Step 5: Solve for x
x = 3,358,081,905,049/857,207 - Step 6: Final answer
x = 3,917,469.07
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.