Finding the Fourth Proportional to 5,436,801.06, 7,502,593.44 and 2,989,394.97
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Solution
The fourth proportional to 5,436,801.06, 7,502,593.44 and 2,989,394.97 is: 4,125,259.48
Step by Step Solution
- Step 1: Write the proportion equation
5,436,801.06 : 7,502,593.44 = 2,989,394.97 : x - Step 2: Convert to fraction form
5,436,801.06/7,502,593.44 = 2,989,394.97/x - Step 3: Cross multiply
5,436,801.06x = 7,502,593.44 × 2,989,394.97 - Step 4: Simplify right side
5,436,801.06x = 22,428,215,091,491 - Step 5: Solve for x
x = 22,428,215,091,491/5,436,801.06 - Step 6: Final answer
x = 4,125,259.48
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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.