Finding the Fourth Proportional to 3,568,316.24, 4,924,291.20 and 1,936,725.96
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Solution
The fourth proportional to 3,568,316.24, 4,924,291.20 and 1,936,725.96 is: 2,672,689.85
Step by Step Solution
- Step 1: Write the proportion equation
3,568,316.24 : 4,924,291.20 = 1,936,725.96 : x - Step 2: Convert to fraction form
3,568,316.24/4,924,291.20 = 1,936,725.96/x - Step 3: Cross multiply
3,568,316.24x = 4,924,291.20 × 1,936,725.96 - Step 4: Simplify right side
3,568,316.24x = 9,537,002,601,639.55 - Step 5: Solve for x
x = 9,537,002,601,639.55/3,568,316.24 - Step 6: Final answer
x = 2,672,689.85
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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.