Finding the Fourth Proportional to 3,456,266.90, 5,184,400.35 and 2,194,999.70
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Solution
The fourth proportional to 3,456,266.90, 5,184,400.35 and 2,194,999.70 is: 3,292,499.55
Step by Step Solution
- Step 1: Write the proportion equation
3,456,266.90 : 5,184,400.35 = 2,194,999.70 : x - Step 2: Convert to fraction form
3,456,266.90/5,184,400.35 = 2,194,999.70/x - Step 3: Cross multiply
3,456,266.90x = 5,184,400.35 × 2,194,999.70 - Step 4: Simplify right side
3,456,266.90x = 11,379,757,212,929.89 - Step 5: Solve for x
x = 11,379,757,212,929.89/3,456,266.90 - Step 6: Final answer
x = 3,292,499.55
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Similar ratio
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1.5x scale
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.