Finding the Fourth Proportional to 3,770,669.16, 5,656,889.34 and 1,246,324.14
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Solution
The fourth proportional to 3,770,669.16, 5,656,889.34 and 1,246,324.14 is: 1,869,778.93
Step by Step Solution
- Step 1: Write the proportion equation
3,770,669.16 : 5,656,889.34 = 1,246,324.14 : x - Step 2: Convert to fraction form
3,770,669.16/5,656,889.34 = 1,246,324.14/x - Step 3: Cross multiply
3,770,669.16x = 5,656,889.34 × 1,246,324.14 - Step 4: Simplify right side
3,770,669.16x = 7,050,317,741,750.67 - Step 5: Solve for x
x = 7,050,317,741,750.67/3,770,669.16 - Step 6: Final answer
x = 1,869,778.93
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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.