Finding the Fourth Proportional to 5,686,528.19, 8,537,359.37 and 2,992,745.21
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Solution
The fourth proportional to 5,686,528.19, 8,537,359.37 and 2,992,745.21 is: 4,493,100.27
Step by Step Solution
- Step 1: Write the proportion equation
5,686,528.19 : 8,537,359.37 = 2,992,745.21 : x - Step 2: Convert to fraction form
5,686,528.19/8,537,359.37 = 2,992,745.21/x - Step 3: Cross multiply
5,686,528.19x = 8,537,359.37 × 2,992,745.21 - Step 4: Simplify right side
5,686,528.19x = 25,550,141,302,965.60 - Step 5: Solve for x
x = 25,550,141,302,965.60/5,686,528.19 - Step 6: Final answer
x = 4,493,100.27
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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.