Finding the Fourth Proportional to 1,822,639.75, 2,733,949.71 and 743,148.09
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Solution
The fourth proportional to 1,822,639.75, 2,733,949.71 and 743,148.09 is: 1,114,718.09
Step by Step Solution
- Step 1: Write the proportion equation
1,822,639.75 : 2,733,949.71 = 743,148.09 : x - Step 2: Convert to fraction form
1,822,639.75/2,733,949.71 = 743,148.09/x - Step 3: Cross multiply
1,822,639.75x = 2,733,949.71 × 743,148.09 - Step 4: Simplify right side
1,822,639.75x = 2,031,729,505,142.55 - Step 5: Solve for x
x = 2,031,729,505,142.55/1,822,639.75 - Step 6: Final answer
x = 1,114,718.09
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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.