Finding the Fourth Proportional to 3,609,671.49, 5,415,190.01 and 1,450,864.65
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Solution
The fourth proportional to 3,609,671.49, 5,415,190.01 and 1,450,864.65 is: 2,176,571.41
Step by Step Solution
- Step 1: Write the proportion equation
3,609,671.49 : 5,415,190.01 = 1,450,864.65 : x - Step 2: Convert to fraction form
3,609,671.49/5,415,190.01 = 1,450,864.65/x - Step 3: Cross multiply
3,609,671.49x = 5,415,190.01 × 1,450,864.65 - Step 4: Simplify right side
3,609,671.49x = 7,856,707,762,169.31 - Step 5: Solve for x
x = 7,856,707,762,169.31/3,609,671.49 - Step 6: Final answer
x = 2,176,571.41
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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.