Finding the Fourth Proportional to 4,089,441.52, 5,643,542.73 and 2,347,260.31
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Solution
The fourth proportional to 4,089,441.52, 5,643,542.73 and 2,347,260.31 is: 3,239,284.34
Step by Step Solution
- Step 1: Write the proportion equation
4,089,441.52 : 5,643,542.73 = 2,347,260.31 : x - Step 2: Convert to fraction form
4,089,441.52/5,643,542.73 = 2,347,260.31/x - Step 3: Cross multiply
4,089,441.52x = 5,643,542.73 × 2,347,260.31 - Step 4: Simplify right side
4,089,441.52x = 13,246,863,857,918.05 - Step 5: Solve for x
x = 13,246,863,857,918.05/4,089,441.52 - Step 6: Final answer
x = 3,239,284.34
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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.