Finding the Fourth Proportional to 5,609,552.81, 8,405,767.10 and 3,330,589.46
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Solution
The fourth proportional to 5,609,552.81, 8,405,767.10 and 3,330,589.46 is: 4,990,800.56
Step by Step Solution
- Step 1: Write the proportion equation
5,609,552.81 : 8,405,767.10 = 3,330,589.46 : x - Step 2: Convert to fraction form
5,609,552.81/8,405,767.10 = 3,330,589.46/x - Step 3: Cross multiply
5,609,552.81x = 8,405,767.10 × 3,330,589.46 - Step 4: Simplify right side
5,609,552.81x = 27,996,159,272,772.40 - Step 5: Solve for x
x = 27,996,159,272,772.40/5,609,552.81 - Step 6: Final answer
x = 4,990,800.56
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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.