Finding the Fourth Proportional to 4,894,539.11, 6,755,086.73 and 2,960,813.53
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Solution
The fourth proportional to 4,894,539.11, 6,755,086.73 and 2,960,813.53 is: 4,086,299.39
Step by Step Solution
- Step 1: Write the proportion equation
4,894,539.11 : 6,755,086.73 = 2,960,813.53 : x - Step 2: Convert to fraction form
4,894,539.11/6,755,086.73 = 2,960,813.53/x - Step 3: Cross multiply
4,894,539.11x = 6,755,086.73 × 2,960,813.53 - Step 4: Simplify right side
4,894,539.11x = 20,000,552,177,021.77 - Step 5: Solve for x
x = 20,000,552,177,021.77/4,894,539.11 - Step 6: Final answer
x = 4,086,299.39
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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.