Finding the Fourth Proportional to 3,993,543.26, 5,984,219.33 and 2,371,117.21
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Solution
The fourth proportional to 3,993,543.26, 5,984,219.33 and 2,371,117.21 is: 3,553,056.64
Step by Step Solution
- Step 1: Write the proportion equation
3,993,543.26 : 5,984,219.33 = 2,371,117.21 : x - Step 2: Convert to fraction form
3,993,543.26/5,984,219.33 = 2,371,117.21/x - Step 3: Cross multiply
3,993,543.26x = 5,984,219.33 × 2,371,117.21 - Step 4: Simplify right side
3,993,543.26x = 14,189,285,423,853.22 - Step 5: Solve for x
x = 14,189,285,423,853.22/3,993,543.26 - Step 6: Final answer
x = 3,553,056.64
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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.