Finding the Fourth Proportional to 2,234,295.20, 3,351,442.80 and 738,387.20
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Solution
The fourth proportional to 2,234,295.20, 3,351,442.80 and 738,387.20 is: 1,107,580.80
Step by Step Solution
- Step 1: Write the proportion equation
2,234,295.20 : 3,351,442.80 = 738,387.20 : x - Step 2: Convert to fraction form
2,234,295.20/3,351,442.80 = 738,387.20/x - Step 3: Cross multiply
2,234,295.20x = 3,351,442.80 × 738,387.20 - Step 4: Simplify right side
2,234,295.20x = 2,474,662,465,052.16 - Step 5: Solve for x
x = 2,474,662,465,052.16/2,234,295.20 - Step 6: Final answer
x = 1,107,580.80
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1.5x scale
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.