Finding the Fourth Proportional to 2,081,883.38, 2,872,924.53 and 1,176,445.94
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Solution
The fourth proportional to 2,081,883.38, 2,872,924.53 and 1,176,445.94 is: 1,623,453.28
Step by Step Solution
- Step 1: Write the proportion equation
2,081,883.38 : 2,872,924.53 = 1,176,445.94 : x - Step 2: Convert to fraction form
2,081,883.38/2,872,924.53 = 1,176,445.94/x - Step 3: Cross multiply
2,081,883.38x = 2,872,924.53 × 1,176,445.94 - Step 4: Simplify right side
2,081,883.38x = 3,379,840,399,244.91 - Step 5: Solve for x
x = 3,379,840,399,244.91/2,081,883.38 - Step 6: Final answer
x = 1,623,453.28
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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.