Finding the Fourth Proportional to 5,390,771.36, 8,085,602.72 and 1,796,150.08
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Solution
The fourth proportional to 5,390,771.36, 8,085,602.72 and 1,796,150.08 is: 2,694,040.43
Step by Step Solution
- Step 1: Write the proportion equation
5,390,771.36 : 8,085,602.72 = 1,796,150.08 : x - Step 2: Convert to fraction form
5,390,771.36/8,085,602.72 = 1,796,150.08/x - Step 3: Cross multiply
5,390,771.36x = 8,085,602.72 × 1,796,150.08 - Step 4: Simplify right side
5,390,771.36x = 14,522,955,972,376.22 - Step 5: Solve for x
x = 14,522,955,972,376.22/5,390,771.36 - Step 6: Final answer
x = 2,694,040.43
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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.