Finding the Fourth Proportional to 3,822,734.16, 5,734,988.79 and 1,263,794.73
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Solution
The fourth proportional to 3,822,734.16, 5,734,988.79 and 1,263,794.73 is: 1,895,985.52
Step by Step Solution
- Step 1: Write the proportion equation
3,822,734.16 : 5,734,988.79 = 1,263,794.73 : x - Step 2: Convert to fraction form
3,822,734.16/5,734,988.79 = 1,263,794.73/x - Step 3: Cross multiply
3,822,734.16x = 5,734,988.79 × 1,263,794.73 - Step 4: Simplify right side
3,822,734.16x = 7,247,848,609,411.08 - Step 5: Solve for x
x = 7,247,848,609,411.08/3,822,734.16 - Step 6: Final answer
x = 1,895,985.52
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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.