Finding the Fourth Proportional to 5,675,689.87, 7,832,449.98 and 3,097,370.67
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Solution
The fourth proportional to 5,675,689.87, 7,832,449.98 and 3,097,370.67 is: 4,274,370.41
Step by Step Solution
- Step 1: Write the proportion equation
5,675,689.87 : 7,832,449.98 = 3,097,370.67 : x - Step 2: Convert to fraction form
5,675,689.87/7,832,449.98 = 3,097,370.67/x - Step 3: Cross multiply
5,675,689.87x = 7,832,449.98 × 3,097,370.67 - Step 4: Simplify right side
5,675,689.87x = 24,260,000,842,294.09 - Step 5: Solve for x
x = 24,260,000,842,294.09/5,675,689.87 - Step 6: Final answer
x = 4,274,370.41
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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.