Finding the Fourth Proportional to 1,820,361.44, 2,512,159.12 and 993,480.27
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Solution
The fourth proportional to 1,820,361.44, 2,512,159.12 and 993,480.27 is: 1,371,035.71
Step by Step Solution
- Step 1: Write the proportion equation
1,820,361.44 : 2,512,159.12 = 993,480.27 : x - Step 2: Convert to fraction form
1,820,361.44/2,512,159.12 = 993,480.27/x - Step 3: Cross multiply
1,820,361.44x = 2,512,159.12 × 993,480.27 - Step 4: Simplify right side
1,820,361.44x = 2,495,780,530,819.44 - Step 5: Solve for x
x = 2,495,780,530,819.44/1,820,361.44 - Step 6: Final answer
x = 1,371,035.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.