Finding the Fourth Proportional to 8,394,631.41, 12,590,538.57 and 2,329,979.31
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Solution
The fourth proportional to 8,394,631.41, 12,590,538.57 and 2,329,979.31 is: 3,494,578.02
Step by Step Solution
- Step 1: Write the proportion equation
8,394,631.41 : 12,590,538.57 = 2,329,979.31 : x - Step 2: Convert to fraction form
8,394,631.41/12,590,538.57 = 2,329,979.31/x - Step 3: Cross multiply
8,394,631.41x = 12,590,538.57 × 2,329,979.31 - Step 4: Simplify right side
8,394,631.41x = 29,335,694,369,856.99 - Step 5: Solve for x
x = 29,335,694,369,856.99/8,394,631.41 - Step 6: Final answer
x = 3,494,578.02
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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.