Finding the Fourth Proportional to 3,932,102.77, 5,425,205.25 and 2,536,073.68
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Solution
The fourth proportional to 3,932,102.77, 5,425,205.25 and 2,536,073.68 is: 3,499,074.43
Step by Step Solution
- Step 1: Write the proportion equation
3,932,102.77 : 5,425,205.25 = 2,536,073.68 : x - Step 2: Convert to fraction form
3,932,102.77/5,425,205.25 = 2,536,073.68/x - Step 3: Cross multiply
3,932,102.77x = 5,425,205.25 × 2,536,073.68 - Step 4: Simplify right side
3,932,102.77x = 13,758,720,243,122.82 - Step 5: Solve for x
x = 13,758,720,243,122.82/3,932,102.77 - Step 6: Final answer
x = 3,499,074.43
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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.