Finding the Fourth Proportional to 3,389,499.14, 5,084,423.68 and 865,176.26
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Solution
The fourth proportional to 3,389,499.14, 5,084,423.68 and 865,176.26 is: 1,297,809.05
Step by Step Solution
- Step 1: Write the proportion equation
3,389,499.14 : 5,084,423.68 = 865,176.26 : x - Step 2: Convert to fraction form
3,389,499.14/5,084,423.68 = 865,176.26/x - Step 3: Cross multiply
3,389,499.14x = 5,084,423.68 × 865,176.26 - Step 4: Simplify right side
3,389,499.14x = 4,398,922,663,717.84 - Step 5: Solve for x
x = 4,398,922,663,717.84/3,389,499.14 - Step 6: Final answer
x = 1,297,809.05
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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.