Finding the Fourth Proportional to 3,623,858.08, 5,423,958.78 and 2,664,059.62
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Solution
The fourth proportional to 3,623,858.08, 5,423,958.78 and 2,664,059.62 is: 3,987,393.89
Step by Step Solution
- Step 1: Write the proportion equation
3,623,858.08 : 5,423,958.78 = 2,664,059.62 : x - Step 2: Convert to fraction form
3,623,858.08/5,423,958.78 = 2,664,059.62/x - Step 3: Cross multiply
3,623,858.08x = 5,423,958.78 × 2,664,059.62 - Step 4: Simplify right side
3,623,858.08x = 14,449,749,566,342.46 - Step 5: Solve for x
x = 14,449,749,566,342.46/3,623,858.08 - Step 6: Final answer
x = 3,987,393.89
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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.