Finding the Fourth Proportional to 6,381,788.58, 9,572,717.97 and 1,589,478.12
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Solution
The fourth proportional to 6,381,788.58, 9,572,717.97 and 1,589,478.12 is: 2,384,225.92
Step by Step Solution
- Step 1: Write the proportion equation
6,381,788.58 : 9,572,717.97 = 1,589,478.12 : x - Step 2: Convert to fraction form
6,381,788.58/9,572,717.97 = 1,589,478.12/x - Step 3: Cross multiply
6,381,788.58x = 9,572,717.97 × 1,589,478.12 - Step 4: Simplify right side
6,381,788.58x = 15,215,625,762,245.82 - Step 5: Solve for x
x = 15,215,625,762,245.82/6,381,788.58 - Step 6: Final answer
x = 2,384,225.92
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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.