Finding the Fourth Proportional to 4,861,848.21, 7,293,563.75 and 2,270,744.07
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Solution
The fourth proportional to 4,861,848.21, 7,293,563.75 and 2,270,744.07 is: 3,406,485.75
Step by Step Solution
- Step 1: Write the proportion equation
4,861,848.21 : 7,293,563.75 = 2,270,744.07 : x - Step 2: Convert to fraction form
4,861,848.21/7,293,563.75 = 2,270,744.07/x - Step 3: Cross multiply
4,861,848.21x = 7,293,563.75 × 2,270,744.07 - Step 4: Simplify right side
4,861,848.21x = 16,561,816,634,479.46 - Step 5: Solve for x
x = 16,561,816,634,479.46/4,861,848.21 - Step 6: Final answer
x = 3,406,485.75
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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.