Finding the Fourth Proportional to 3,795,613.75, 5,237,816.69 and 2,164,546.08
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Solution
The fourth proportional to 3,795,613.75, 5,237,816.69 and 2,164,546.08 is: 2,986,999.29
Step by Step Solution
- Step 1: Write the proportion equation
3,795,613.75 : 5,237,816.69 = 2,164,546.08 : x - Step 2: Convert to fraction form
3,795,613.75/5,237,816.69 = 2,164,546.08/x - Step 3: Cross multiply
3,795,613.75x = 5,237,816.69 × 2,164,546.08 - Step 4: Simplify right side
3,795,613.75x = 11,337,495,547,086.26 - Step 5: Solve for x
x = 11,337,495,547,086.26/3,795,613.75 - Step 6: Final answer
x = 2,986,999.29
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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.