Finding the Fourth Proportional to 4,000,166, 5,520,186.84 and 2,164,584.08
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Solution
The fourth proportional to 4,000,166, 5,520,186.84 and 2,164,584.08 is: 2,987,103.17
Step by Step Solution
- Step 1: Write the proportion equation
4,000,166 : 5,520,186.84 = 2,164,584.08 : x - Step 2: Convert to fraction form
4,000,166/5,520,186.84 = 2,164,584.08/x - Step 3: Cross multiply
4,000,166x = 5,520,186.84 × 2,164,584.08 - Step 4: Simplify right side
4,000,166x = 11,948,908,552,489.51 - Step 5: Solve for x
x = 11,948,908,552,489.51/4,000,166 - Step 6: Final answer
x = 2,987,103.17
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1.5x scale
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.