Finding the Third Proportional to 840,818 and 1,305,531
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Solution
The third proportional to 840,818 and 1,305,531 is: 2,027,086.95
Step by Step Solution
- Step 1: Write the proportion equation
840,818 : 1,305,531 = 1,305,531 : x - Step 2: Convert to fraction form
840,818/1,305,531 = 1,305,531/x - Step 3: Cross multiply
840,818x = 1,305,531 × 1,305,531 - Step 4: Simplify right side
840,818x = 1,704,411,191,961 - Step 5: Solve for x
x = 1,704,411,191,961/840,818 - Step 6: Final answer
x = 2,027,086.95
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.