Finding the Fourth Proportional to 3,925,945.92, 5,888,919.68 and 1,230,270.56
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Solution
The fourth proportional to 3,925,945.92, 5,888,919.68 and 1,230,270.56 is: 1,845,406.09
Step by Step Solution
- Step 1: Write the proportion equation
3,925,945.92 : 5,888,919.68 = 1,230,270.56 : x - Step 2: Convert to fraction form
3,925,945.92/5,888,919.68 = 1,230,270.56/x - Step 3: Cross multiply
3,925,945.92x = 5,888,919.68 × 1,230,270.56 - Step 4: Simplify right side
3,925,945.92x = 7,244,964,512,508.62 - Step 5: Solve for x
x = 7,244,964,512,508.62/3,925,945.92 - Step 6: Final answer
x = 1,845,406.09
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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.