Finding the Fourth Proportional to 3,750,506.82, 5,625,916.12 and 1,091,114.82
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Solution
The fourth proportional to 3,750,506.82, 5,625,916.12 and 1,091,114.82 is: 1,636,717.58
Step by Step Solution
- Step 1: Write the proportion equation
3,750,506.82 : 5,625,916.12 = 1,091,114.82 : x - Step 2: Convert to fraction form
3,750,506.82/5,625,916.12 = 1,091,114.82/x - Step 3: Cross multiply
3,750,506.82x = 5,625,916.12 × 1,091,114.82 - Step 4: Simplify right side
3,750,506.82x = 6,138,520,454,608.90 - Step 5: Solve for x
x = 6,138,520,454,608.90/3,750,506.82 - Step 6: Final answer
x = 1,636,717.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.