Finding the Fourth Proportional to 3,192,515.84, 4,405,769.08 and 1,816,059
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Solution
The fourth proportional to 3,192,515.84, 4,405,769.08 and 1,816,059 is: 2,506,216.72
Step by Step Solution
- Step 1: Write the proportion equation
3,192,515.84 : 4,405,769.08 = 1,816,059 : x - Step 2: Convert to fraction form
3,192,515.84/4,405,769.08 = 1,816,059/x - Step 3: Cross multiply
3,192,515.84x = 4,405,769.08 × 1,816,059 - Step 4: Simplify right side
3,192,515.84x = 8,001,136,589,655.72 - Step 5: Solve for x
x = 8,001,136,589,655.72/3,192,515.84 - Step 6: Final answer
x = 2,506,216.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.