Finding the Fourth Proportional to 1,325,768.66, 1,987,110.54 and 757,548.09
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Solution
The fourth proportional to 1,325,768.66, 1,987,110.54 and 757,548.09 is: 1,135,440.78
Step by Step Solution
- Step 1: Write the proportion equation
1,325,768.66 : 1,987,110.54 = 757,548.09 : x - Step 2: Convert to fraction form
1,325,768.66/1,987,110.54 = 757,548.09/x - Step 3: Cross multiply
1,325,768.66x = 1,987,110.54 × 757,548.09 - Step 4: Simplify right side
1,325,768.66x = 1,505,331,794,195.87 - Step 5: Solve for x
x = 1,505,331,794,195.87/1,325,768.66 - Step 6: Final answer
x = 1,135,440.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.