Finding the Fourth Proportional to 5,377,282.44, 8,069,286.12 and 2,182,408.20
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Solution
The fourth proportional to 5,377,282.44, 8,069,286.12 and 2,182,408.20 is: 3,274,976.98
Step by Step Solution
- Step 1: Write the proportion equation
5,377,282.44 : 8,069,286.12 = 2,182,408.20 : x - Step 2: Convert to fraction form
5,377,282.44/8,069,286.12 = 2,182,408.20/x - Step 3: Cross multiply
5,377,282.44x = 8,069,286.12 × 2,182,408.20 - Step 4: Simplify right side
5,377,282.44x = 17,610,476,196,434.19 - Step 5: Solve for x
x = 17,610,476,196,434.19/5,377,282.44 - Step 6: Final answer
x = 3,274,976.98
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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.