Finding the Fourth Proportional to 1,393,723.98, 2,090,581.86 and 382,846.97
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Solution
The fourth proportional to 1,393,723.98, 2,090,581.86 and 382,846.97 is: 574,269.33
Step by Step Solution
- Step 1: Write the proportion equation
1,393,723.98 : 2,090,581.86 = 382,846.97 : x - Step 2: Convert to fraction form
1,393,723.98/2,090,581.86 = 382,846.97/x - Step 3: Cross multiply
1,393,723.98x = 2,090,581.86 × 382,846.97 - Step 4: Simplify right side
1,393,723.98x = 800,372,937,300.10 - Step 5: Solve for x
x = 800,372,937,300.10/1,393,723.98 - Step 6: Final answer
x = 574,269.33
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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.