Finding the Fourth Proportional to 4,993,657.20, 6,891,246.93 and 2,701,817.88
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Solution
The fourth proportional to 4,993,657.20, 6,891,246.93 and 2,701,817.88 is: 3,728,508.67
Step by Step Solution
- Step 1: Write the proportion equation
4,993,657.20 : 6,891,246.93 = 2,701,817.88 : x - Step 2: Convert to fraction form
4,993,657.20/6,891,246.93 = 2,701,817.88/x - Step 3: Cross multiply
4,993,657.20x = 6,891,246.93 × 2,701,817.88 - Step 4: Simplify right side
4,993,657.20x = 18,618,894,170,969.11 - Step 5: Solve for x
x = 18,618,894,170,969.11/4,993,657.20 - Step 6: Final answer
x = 3,728,508.67
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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.