Finding the Fourth Proportional to 3,558,102.98, 5,337,482.56 and 1,161,960.17
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Solution
The fourth proportional to 3,558,102.98, 5,337,482.56 and 1,161,960.17 is: 1,743,047.39
Step by Step Solution
- Step 1: Write the proportion equation
3,558,102.98 : 5,337,482.56 = 1,161,960.17 : x - Step 2: Convert to fraction form
3,558,102.98/5,337,482.56 = 1,161,960.17/x - Step 3: Cross multiply
3,558,102.98x = 5,337,482.56 × 1,161,960.17 - Step 4: Simplify right side
3,558,102.98x = 6,201,942,113,197.32 - Step 5: Solve for x
x = 6,201,942,113,197.32/3,558,102.98 - Step 6: Final answer
x = 1,743,047.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.