Finding the Fourth Proportional to 4,175,496.18, 6,261,362.09 and 1,479,208.13
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Solution
The fourth proportional to 4,175,496.18, 6,261,362.09 and 1,479,208.13 is: 2,218,145.41
Step by Step Solution
- Step 1: Write the proportion equation
4,175,496.18 : 6,261,362.09 = 1,479,208.13 : x - Step 2: Convert to fraction form
4,175,496.18/6,261,362.09 = 1,479,208.13/x - Step 3: Cross multiply
4,175,496.18x = 6,261,362.09 × 1,479,208.13 - Step 4: Simplify right side
4,175,496.18x = 9,261,857,669,698.94 - Step 5: Solve for x
x = 9,261,857,669,698.94/4,175,496.18 - Step 6: Final answer
x = 2,218,145.41
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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.