Finding the Fourth Proportional to 1,991,093.67, 2,986,631.96 and 551,772.95
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Solution
The fourth proportional to 1,991,093.67, 2,986,631.96 and 551,772.95 is: 827,657.05
Step by Step Solution
- Step 1: Write the proportion equation
1,991,093.67 : 2,986,631.96 = 551,772.95 : x - Step 2: Convert to fraction form
1,991,093.67/2,986,631.96 = 551,772.95/x - Step 3: Cross multiply
1,991,093.67x = 2,986,631.96 × 551,772.95 - Step 4: Simplify right side
1,991,093.67x = 1,647,942,709,441.46 - Step 5: Solve for x
x = 1,647,942,709,441.46/1,991,093.67 - Step 6: Final answer
x = 827,657.05
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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.