Finding the Fourth Proportional to 4,877,523.87, 6,730,983.27 and 2,672,396.07
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Solution
The fourth proportional to 4,877,523.87, 6,730,983.27 and 2,672,396.07 is: 3,687,906.76
Step by Step Solution
- Step 1: Write the proportion equation
4,877,523.87 : 6,730,983.27 = 2,672,396.07 : x - Step 2: Convert to fraction form
4,877,523.87/6,730,983.27 = 2,672,396.07/x - Step 3: Cross multiply
4,877,523.87x = 6,730,983.27 × 2,672,396.07 - Step 4: Simplify right side
4,877,523.87x = 17,987,853,237,983.75 - Step 5: Solve for x
x = 17,987,853,237,983.75/4,877,523.87 - Step 6: Final answer
x = 3,687,906.76
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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.