Finding the Fourth Proportional to 3,450,346.37, 4,761,462.09 and 1,901,604.69
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Solution
The fourth proportional to 3,450,346.37, 4,761,462.09 and 1,901,604.69 is: 2,624,205.71
Step by Step Solution
- Step 1: Write the proportion equation
3,450,346.37 : 4,761,462.09 = 1,901,604.69 : x - Step 2: Convert to fraction form
3,450,346.37/4,761,462.09 = 1,901,604.69/x - Step 3: Cross multiply
3,450,346.37x = 4,761,462.09 × 1,901,604.69 - Step 4: Simplify right side
3,450,346.37x = 9,054,418,641,601.20 - Step 5: Solve for x
x = 9,054,418,641,601.20/3,450,346.37 - Step 6: Final answer
x = 2,624,205.71
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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.