Finding the Fourth Proportional to 3,296,399.12, 4,946,678.76 and 1,403,137.52
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Solution
The fourth proportional to 3,296,399.12, 4,946,678.76 and 1,403,137.52 is: 2,105,591.68
Step by Step Solution
- Step 1: Write the proportion equation
3,296,399.12 : 4,946,678.76 = 1,403,137.52 : x - Step 2: Convert to fraction form
3,296,399.12/4,946,678.76 = 1,403,137.52/x - Step 3: Cross multiply
3,296,399.12x = 4,946,678.76 × 1,403,137.52 - Step 4: Simplify right side
3,296,399.12x = 6,940,870,567,543.08 - Step 5: Solve for x
x = 6,940,870,567,543.08/3,296,399.12 - Step 6: Final answer
x = 2,105,591.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.