Finding the Fourth Proportional to 3,325,630.92, 4,988,539.26 and 1,081,768.92
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Solution
The fourth proportional to 3,325,630.92, 4,988,539.26 and 1,081,768.92 is: 1,622,683.59
Step by Step Solution
- Step 1: Write the proportion equation
3,325,630.92 : 4,988,539.26 = 1,081,768.92 : x - Step 2: Convert to fraction form
3,325,630.92/4,988,539.26 = 1,081,768.92/x - Step 3: Cross multiply
3,325,630.92x = 4,988,539.26 × 1,081,768.92 - Step 4: Simplify right side
3,325,630.92x = 5,396,446,727,667.80 - Step 5: Solve for x
x = 5,396,446,727,667.80/3,325,630.92 - Step 6: Final answer
x = 1,622,683.59
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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.