Finding the Third Proportional to 836,636 and 1,292,744
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Solution
The third proportional to 836,636 and 1,292,744 is: 1,997,507.94
Step by Step Solution
- Step 1: Write the proportion equation
836,636 : 1,292,744 = 1,292,744 : x - Step 2: Convert to fraction form
836,636/1,292,744 = 1,292,744/x - Step 3: Cross multiply
836,636x = 1,292,744 × 1,292,744 - Step 4: Simplify right side
836,636x = 1,671,187,049,536 - Step 5: Solve for x
x = 1,671,187,049,536/836,636 - Step 6: Final answer
x = 1,997,507.94
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.