Finding the Fourth Proportional to 5,818,231.80, 8,732,531.70 and 3,419,076.60
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Solution
The fourth proportional to 5,818,231.80, 8,732,531.70 and 3,419,076.60 is: 5,131,661.27
Step by Step Solution
- Step 1: Write the proportion equation
5,818,231.80 : 8,732,531.70 = 3,419,076.60 : x - Step 2: Convert to fraction form
5,818,231.80/8,732,531.70 = 3,419,076.60/x - Step 3: Cross multiply
5,818,231.80x = 8,732,531.70 × 3,419,076.60 - Step 4: Simplify right side
5,818,231.80x = 29,857,194,794,228.22 - Step 5: Solve for x
x = 29,857,194,794,228.22/5,818,231.80 - Step 6: Final answer
x = 5,131,661.27
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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.