Finding the Fourth Proportional to 4,222,625.99, 5,827,227.89 and 2,288,885.99
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Solution
The fourth proportional to 4,222,625.99, 5,827,227.89 and 2,288,885.99 is: 3,158,664.84
Step by Step Solution
- Step 1: Write the proportion equation
4,222,625.99 : 5,827,227.89 = 2,288,885.99 : x - Step 2: Convert to fraction form
4,222,625.99/5,827,227.89 = 2,288,885.99/x - Step 3: Cross multiply
4,222,625.99x = 5,827,227.89 × 2,288,885.99 - Step 4: Simplify right side
4,222,625.99x = 13,337,860,237,377.69 - Step 5: Solve for x
x = 13,337,860,237,377.69/4,222,625.99 - Step 6: Final answer
x = 3,158,664.84
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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.