Finding the Fourth Proportional to 4,250,178.92, 5,865,076.68 and 2,316,398.96
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Solution
The fourth proportional to 4,250,178.92, 5,865,076.68 and 2,316,398.96 is: 3,196,537.79
Step by Step Solution
- Step 1: Write the proportion equation
4,250,178.92 : 5,865,076.68 = 2,316,398.96 : x - Step 2: Convert to fraction form
4,250,178.92/5,865,076.68 = 2,316,398.96/x - Step 3: Cross multiply
4,250,178.92x = 5,865,076.68 × 2,316,398.96 - Step 4: Simplify right side
4,250,178.92x = 13,585,857,521,872.25 - Step 5: Solve for x
x = 13,585,857,521,872.25/4,250,178.92 - Step 6: Final answer
x = 3,196,537.79
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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.