Finding the Fourth Proportional to 2,299,424.12, 3,450,612.36 and 1,542,120.80
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Solution
The fourth proportional to 2,299,424.12, 3,450,612.36 and 1,542,120.80 is: 2,314,171.21
Step by Step Solution
- Step 1: Write the proportion equation
2,299,424.12 : 3,450,612.36 = 1,542,120.80 : x - Step 2: Convert to fraction form
2,299,424.12/3,450,612.36 = 1,542,120.80/x - Step 3: Cross multiply
2,299,424.12x = 3,450,612.36 × 1,542,120.80 - Step 4: Simplify right side
2,299,424.12x = 5,321,261,093,093.09 - Step 5: Solve for x
x = 5,321,261,093,093.09/2,299,424.12 - Step 6: Final answer
x = 2,314,171.21
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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.