Finding the Fourth Proportional to 4,089,806.26, 5,643,675.87 and 2,254,163.53
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Solution
The fourth proportional to 4,089,806.26, 5,643,675.87 and 2,254,163.53 is: 3,110,604.15
Step by Step Solution
- Step 1: Write the proportion equation
4,089,806.26 : 5,643,675.87 = 2,254,163.53 : x - Step 2: Convert to fraction form
4,089,806.26/5,643,675.87 = 2,254,163.53/x - Step 3: Cross multiply
4,089,806.26x = 5,643,675.87 × 2,254,163.53 - Step 4: Simplify right side
4,089,806.26x = 12,721,768,321,295.02 - Step 5: Solve for x
x = 12,721,768,321,295.02/4,089,806.26 - Step 6: Final answer
x = 3,110,604.15
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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.