Finding the Fourth Proportional to 7,284,286.80, 10,926,430.20 and 2,234,941.20
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Solution
The fourth proportional to 7,284,286.80, 10,926,430.20 and 2,234,941.20 is: 3,352,411.80
Step by Step Solution
- Step 1: Write the proportion equation
7,284,286.80 : 10,926,430.20 = 2,234,941.20 : x - Step 2: Convert to fraction form
7,284,286.80/10,926,430.20 = 2,234,941.20/x - Step 3: Cross multiply
7,284,286.80x = 10,926,430.20 × 2,234,941.20 - Step 4: Simplify right side
7,284,286.80x = 24,419,929,022,904.24 - Step 5: Solve for x
x = 24,419,929,022,904.24/7,284,286.80 - Step 6: Final answer
x = 3,352,411.80
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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.