Finding the Fourth Proportional to 4,261,975.54, 5,882,927.88 and 3,392,405.31
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Solution
The fourth proportional to 4,261,975.54, 5,882,927.88 and 3,392,405.31 is: 4,682,634.99
Step by Step Solution
- Step 1: Write the proportion equation
4,261,975.54 : 5,882,927.88 = 3,392,405.31 : x - Step 2: Convert to fraction form
4,261,975.54/5,882,927.88 = 3,392,405.31/x - Step 3: Cross multiply
4,261,975.54x = 5,882,927.88 × 3,392,405.31 - Step 4: Simplify right side
4,261,975.54x = 19,957,275,778,459.04 - Step 5: Solve for x
x = 19,957,275,778,459.04/4,261,975.54 - Step 6: Final answer
x = 4,682,634.99
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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.