Finding the Fourth Proportional to 5,437,691.76, 8,156,538.24 and 2,589,168
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Solution
The fourth proportional to 5,437,691.76, 8,156,538.24 and 2,589,168 is: 3,883,752.29
Step by Step Solution
- Step 1: Write the proportion equation
5,437,691.76 : 8,156,538.24 = 2,589,168 : x - Step 2: Convert to fraction form
5,437,691.76/8,156,538.24 = 2,589,168/x - Step 3: Cross multiply
5,437,691.76x = 8,156,538.24 × 2,589,168 - Step 4: Simplify right side
5,437,691.76x = 21,118,647,801,784.32 - Step 5: Solve for x
x = 21,118,647,801,784.32/5,437,691.76 - Step 6: Final answer
x = 3,883,752.29
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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.