Finding the Fourth Proportional to 4,632,977.49, 6,393,497.91 and 2,539,816.24
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Solution
The fourth proportional to 4,632,977.49, 6,393,497.91 and 2,539,816.24 is: 3,504,940.36
Step by Step Solution
- Step 1: Write the proportion equation
4,632,977.49 : 6,393,497.91 = 2,539,816.24 : x - Step 2: Convert to fraction form
4,632,977.49/6,393,497.91 = 2,539,816.24/x - Step 3: Cross multiply
4,632,977.49x = 6,393,497.91 × 2,539,816.24 - Step 4: Simplify right side
4,632,977.49x = 16,238,309,809,524.98 - Step 5: Solve for x
x = 16,238,309,809,524.98/4,632,977.49 - Step 6: Final answer
x = 3,504,940.36
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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.