Finding the Fourth Proportional to 3,559,631.94, 5,339,775.96 and 1,163,489.13
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Solution
The fourth proportional to 3,559,631.94, 5,339,775.96 and 1,163,489.13 is: 1,745,340.92
Step by Step Solution
- Step 1: Write the proportion equation
3,559,631.94 : 5,339,775.96 = 1,163,489.13 : x - Step 2: Convert to fraction form
3,559,631.94/5,339,775.96 = 1,163,489.13/x - Step 3: Cross multiply
3,559,631.94x = 5,339,775.96 × 1,163,489.13 - Step 4: Simplify right side
3,559,631.94x = 6,212,771,286,095.32 - Step 5: Solve for x
x = 6,212,771,286,095.32/3,559,631.94 - Step 6: Final answer
x = 1,745,340.92
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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.