Finding the Fourth Proportional to 5,393,139.08, 8,089,708.62 and 1,554,954.08
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Solution
The fourth proportional to 5,393,139.08, 8,089,708.62 and 1,554,954.08 is: 2,332,431.11
Step by Step Solution
- Step 1: Write the proportion equation
5,393,139.08 : 8,089,708.62 = 1,554,954.08 : x - Step 2: Convert to fraction form
5,393,139.08/8,089,708.62 = 1,554,954.08/x - Step 3: Cross multiply
5,393,139.08x = 8,089,708.62 × 1,554,954.08 - Step 4: Simplify right side
5,393,139.08x = 12,579,125,384,231.63 - Step 5: Solve for x
x = 12,579,125,384,231.63/5,393,139.08 - Step 6: Final answer
x = 2,332,431.11
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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.