Finding the Fourth Proportional to 5,261,558.70, 7,889,713.65 and 2,418,458.70
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Solution
The fourth proportional to 5,261,558.70, 7,889,713.65 and 2,418,458.70 is: 3,626,481.75
Step by Step Solution
- Step 1: Write the proportion equation
5,261,558.70 : 7,889,713.65 = 2,418,458.70 : x - Step 2: Convert to fraction form
5,261,558.70/7,889,713.65 = 2,418,458.70/x - Step 3: Cross multiply
5,261,558.70x = 7,889,713.65 × 2,418,458.70 - Step 4: Simplify right side
5,261,558.70x = 19,080,946,617,351.26 - Step 5: Solve for x
x = 19,080,946,617,351.26/5,261,558.70 - Step 6: Final answer
x = 3,626,481.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.