Finding the Fourth Proportional to 5,294,425.40, 7,921,597.44 and 3,136,608.98
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Solution
The fourth proportional to 5,294,425.40, 7,921,597.44 and 3,136,608.98 is: 4,693,040.66
Step by Step Solution
- Step 1: Write the proportion equation
5,294,425.40 : 7,921,597.44 = 3,136,608.98 : x - Step 2: Convert to fraction form
5,294,425.40/7,921,597.44 = 3,136,608.98/x - Step 3: Cross multiply
5,294,425.40x = 7,921,597.44 × 3,136,608.98 - Step 4: Simplify right side
5,294,425.40x = 24,846,953,666,249.01 - Step 5: Solve for x
x = 24,846,953,666,249.01/5,294,425.40 - Step 6: Final answer
x = 4,693,040.66
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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.