Finding the Fourth Proportional to 5,138,747.33, 7,088,260.59 and 3,305,592.99
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Solution
The fourth proportional to 5,138,747.33, 7,088,260.59 and 3,305,592.99 is: 4,559,652.97
Step by Step Solution
- Step 1: Write the proportion equation
5,138,747.33 : 7,088,260.59 = 3,305,592.99 : x - Step 2: Convert to fraction form
5,138,747.33/7,088,260.59 = 3,305,592.99/x - Step 3: Cross multiply
5,138,747.33x = 7,088,260.59 × 3,305,592.99 - Step 4: Simplify right side
5,138,747.33x = 23,430,904,517,597.27 - Step 5: Solve for x
x = 23,430,904,517,597.27/5,138,747.33 - Step 6: Final answer
x = 4,559,652.97
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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.