Finding the Fourth Proportional to 2,886,902.08, 3,983,481.08 and 1,662,968.54
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Solution
The fourth proportional to 2,886,902.08, 3,983,481.08 and 1,662,968.54 is: 2,294,640.95
Step by Step Solution
- Step 1: Write the proportion equation
2,886,902.08 : 3,983,481.08 = 1,662,968.54 : x - Step 2: Convert to fraction form
2,886,902.08/3,983,481.08 = 1,662,968.54/x - Step 3: Cross multiply
2,886,902.08x = 3,983,481.08 × 1,662,968.54 - Step 4: Simplify right side
2,886,902.08x = 6,624,403,732,007.57 - Step 5: Solve for x
x = 6,624,403,732,007.57/2,886,902.08 - Step 6: Final answer
x = 2,294,640.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.