Finding the Fourth Proportional to 2,393,058.62, 3,302,431.17 and 1,305,353.90
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Solution
The fourth proportional to 2,393,058.62, 3,302,431.17 and 1,305,353.90 is: 1,801,393.99
Step by Step Solution
- Step 1: Write the proportion equation
2,393,058.62 : 3,302,431.17 = 1,305,353.90 : x - Step 2: Convert to fraction form
2,393,058.62/3,302,431.17 = 1,305,353.90/x - Step 3: Cross multiply
2,393,058.62x = 3,302,431.17 × 1,305,353.90 - Step 4: Simplify right side
2,393,058.62x = 4,310,841,410,602.06 - Step 5: Solve for x
x = 4,310,841,410,602.06/2,393,058.62 - Step 6: Final answer
x = 1,801,393.99
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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.