Finding the Fourth Proportional to 1,816,367.79, 2,723,605.66 and 678,193.97
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Solution
The fourth proportional to 1,816,367.79, 2,723,605.66 and 678,193.97 is: 1,016,937.72
Step by Step Solution
- Step 1: Write the proportion equation
1,816,367.79 : 2,723,605.66 = 678,193.97 : x - Step 2: Convert to fraction form
1,816,367.79/2,723,605.66 = 678,193.97/x - Step 3: Cross multiply
1,816,367.79x = 2,723,605.66 × 678,193.97 - Step 4: Simplify right side
1,816,367.79x = 1,847,132,922,499.58 - Step 5: Solve for x
x = 1,847,132,922,499.58/1,816,367.79 - Step 6: Final answer
x = 1,016,937.72
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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.