Finding the Fourth Proportional to 3,558,105.98, 5,337,487.06 and 1,161,963.18
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Solution
The fourth proportional to 3,558,105.98, 5,337,487.06 and 1,161,963.18 is: 1,743,051.91
Step by Step Solution
- Step 1: Write the proportion equation
3,558,105.98 : 5,337,487.06 = 1,161,963.18 : x - Step 2: Convert to fraction form
3,558,105.98/5,337,487.06 = 1,161,963.18/x - Step 3: Cross multiply
3,558,105.98x = 5,337,487.06 × 1,161,963.18 - Step 4: Simplify right side
3,558,105.98x = 6,201,963,437,446.45 - Step 5: Solve for x
x = 6,201,963,437,446.45/3,558,105.98 - Step 6: Final answer
x = 1,743,051.91
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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.