Finding the Fourth Proportional to 3,532,276.84, 5,299,205.28 and 1,288,414.84
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Solution
The fourth proportional to 3,532,276.84, 5,299,205.28 and 1,288,414.84 is: 1,932,910.42
Step by Step Solution
- Step 1: Write the proportion equation
3,532,276.84 : 5,299,205.28 = 1,288,414.84 : x - Step 2: Convert to fraction form
3,532,276.84/5,299,205.28 = 1,288,414.84/x - Step 3: Cross multiply
3,532,276.84x = 5,299,205.28 × 1,288,414.84 - Step 4: Simplify right side
3,532,276.84x = 6,827,574,722,958.36 - Step 5: Solve for x
x = 6,827,574,722,958.36/3,532,276.84 - Step 6: Final answer
x = 1,932,910.42
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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.