Finding the Fourth Proportional to 2,539,487.75, 3,504,594.13 and 1,393,609.10
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Solution
The fourth proportional to 2,539,487.75, 3,504,594.13 and 1,393,609.10 is: 1,923,236.00
Step by Step Solution
- Step 1: Write the proportion equation
2,539,487.75 : 3,504,594.13 = 1,393,609.10 : x - Step 2: Convert to fraction form
2,539,487.75/3,504,594.13 = 1,393,609.10/x - Step 3: Cross multiply
2,539,487.75x = 3,504,594.13 × 1,393,609.10 - Step 4: Simplify right side
2,539,487.75x = 4,884,034,250,367.59 - Step 5: Solve for x
x = 4,884,034,250,367.59/2,539,487.75 - Step 6: Final answer
x = 1,923,236.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.