Finding the Fourth Proportional to 5,000,840.97, 6,901,181.69 and 2,709,001.66
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Solution
The fourth proportional to 5,000,840.97, 6,901,181.69 and 2,709,001.66 is: 3,738,433.75
Step by Step Solution
- Step 1: Write the proportion equation
5,000,840.97 : 6,901,181.69 = 2,709,001.66 : x - Step 2: Convert to fraction form
5,000,840.97/6,901,181.69 = 2,709,001.66/x - Step 3: Cross multiply
5,000,840.97x = 6,901,181.69 × 2,709,001.66 - Step 4: Simplify right side
5,000,840.97x = 18,695,312,654,171.61 - Step 5: Solve for x
x = 18,695,312,654,171.61/5,000,840.97 - Step 6: Final answer
x = 3,738,433.75
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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.