Finding the Fourth Proportional to 4,240,561.21, 5,851,969.94 and 2,306,817.23
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Solution
The fourth proportional to 4,240,561.21, 5,851,969.94 and 2,306,817.23 is: 3,183,405.31
Step by Step Solution
- Step 1: Write the proportion equation
4,240,561.21 : 5,851,969.94 = 2,306,817.23 : x - Step 2: Convert to fraction form
4,240,561.21/5,851,969.94 = 2,306,817.23/x - Step 3: Cross multiply
4,240,561.21x = 5,851,969.94 × 2,306,817.23 - Step 4: Simplify right side
4,240,561.21x = 13,499,425,063,541.26 - Step 5: Solve for x
x = 13,499,425,063,541.26/4,240,561.21 - Step 6: Final answer
x = 3,183,405.31
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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.