Finding the Fourth Proportional to 2,338,797.75, 3,227,540.90 and 1,265,709.75
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Solution
The fourth proportional to 2,338,797.75, 3,227,540.90 and 1,265,709.75 is: 1,746,679.46
Step by Step Solution
- Step 1: Write the proportion equation
2,338,797.75 : 3,227,540.90 = 1,265,709.75 : x - Step 2: Convert to fraction form
2,338,797.75/3,227,540.90 = 1,265,709.75/x - Step 3: Cross multiply
2,338,797.75x = 3,227,540.90 × 1,265,709.75 - Step 4: Simplify right side
2,338,797.75x = 4,085,129,979,325.23 - Step 5: Solve for x
x = 4,085,129,979,325.23/2,338,797.75 - Step 6: Final answer
x = 1,746,679.46
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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.