Finding the Third Proportional to 1,369,811.25 and 2,958,990.75
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Solution
The third proportional to 1,369,811.25 and 2,958,990.75 is: 6,391,848.70
Step by Step Solution
- Step 1: Write the proportion equation
1,369,811.25 : 2,958,990.75 = 2,958,990.75 : x - Step 2: Convert to fraction form
1,369,811.25/2,958,990.75 = 2,958,990.75/x - Step 3: Cross multiply
1,369,811.25x = 2,958,990.75 × 2,958,990.75 - Step 4: Simplify right side
1,369,811.25x = 8,755,626,258,585.56 - Step 5: Solve for x
x = 8,755,626,258,585.56/1,369,811.25 - Step 6: Final answer
x = 6,391,848.70
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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.