Finding the Fourth Proportional to 2,467,729.81, 3,405,403.16 and 1,365,201.94
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Solution
The fourth proportional to 2,467,729.81, 3,405,403.16 and 1,365,201.94 is: 1,883,943.28
Step by Step Solution
- Step 1: Write the proportion equation
2,467,729.81 : 3,405,403.16 = 1,365,201.94 : x - Step 2: Convert to fraction form
2,467,729.81/3,405,403.16 = 1,365,201.94/x - Step 3: Cross multiply
2,467,729.81x = 3,405,403.16 × 1,365,201.94 - Step 4: Simplify right side
2,467,729.81x = 4,649,063,000,514.13 - Step 5: Solve for x
x = 4,649,063,000,514.13/2,467,729.81 - Step 6: Final answer
x = 1,883,943.28
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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.