Finding the Third Proportional to 649,921 and 1,402,599
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Solution
The third proportional to 649,921 and 1,402,599 is: 3,026,958.59
Step by Step Solution
- Step 1: Write the proportion equation
649,921 : 1,402,599 = 1,402,599 : x - Step 2: Convert to fraction form
649,921/1,402,599 = 1,402,599/x - Step 3: Cross multiply
649,921x = 1,402,599 × 1,402,599 - Step 4: Simplify right side
649,921x = 1,967,283,954,801 - Step 5: Solve for x
x = 1,967,283,954,801/649,921 - Step 6: Final answer
x = 3,026,958.59
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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.