Finding the Fourth Proportional to 3,147,244.23, 4,343,189.91 and 1,770,588.48
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Solution
The fourth proportional to 3,147,244.23, 4,343,189.91 and 1,770,588.48 is: 2,443,408.09
Step by Step Solution
- Step 1: Write the proportion equation
3,147,244.23 : 4,343,189.91 = 1,770,588.48 : x - Step 2: Convert to fraction form
3,147,244.23/4,343,189.91 = 1,770,588.48/x - Step 3: Cross multiply
3,147,244.23x = 4,343,189.91 × 1,770,588.48 - Step 4: Simplify right side
3,147,244.23x = 7,690,002,021,098.24 - Step 5: Solve for x
x = 7,690,002,021,098.24/3,147,244.23 - Step 6: Final answer
x = 2,443,408.09
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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.