Finding the Fourth Proportional to 1,845,393.44, 2,546,638.80 and 1,040,571.68
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Solution
The fourth proportional to 1,845,393.44, 2,546,638.80 and 1,040,571.68 is: 1,435,986.58
Step by Step Solution
- Step 1: Write the proportion equation
1,845,393.44 : 2,546,638.80 = 1,040,571.68 : x - Step 2: Convert to fraction form
1,845,393.44/2,546,638.80 = 1,040,571.68/x - Step 3: Cross multiply
1,845,393.44x = 2,546,638.80 × 1,040,571.68 - Step 4: Simplify right side
1,845,393.44x = 2,649,960,214,469.18 - Step 5: Solve for x
x = 2,649,960,214,469.18/1,845,393.44 - Step 6: Final answer
x = 1,435,986.58
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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.