Finding the Fourth Proportional to 4,405,834.87, 6,608,613.63 and 1,210,933.42
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Solution
The fourth proportional to 4,405,834.87, 6,608,613.63 and 1,210,933.42 is: 1,816,362.02
Step by Step Solution
- Step 1: Write the proportion equation
4,405,834.87 : 6,608,613.63 = 1,210,933.42 : x - Step 2: Convert to fraction form
4,405,834.87/6,608,613.63 = 1,210,933.42/x - Step 3: Cross multiply
4,405,834.87x = 6,608,613.63 × 1,210,933.42 - Step 4: Simplify right side
4,405,834.87x = 8,002,591,104,434.51 - Step 5: Solve for x
x = 8,002,591,104,434.51/4,405,834.87 - Step 6: Final answer
x = 1,816,362.02
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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.