Finding the Fourth Proportional to 3,838,156, 5,297,121.84 and 2,228,524
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Solution
The fourth proportional to 3,838,156, 5,297,121.84 and 2,228,524 is: 3,075,634.02
Step by Step Solution
- Step 1: Write the proportion equation
3,838,156 : 5,297,121.84 = 2,228,524 : x - Step 2: Convert to fraction form
3,838,156/5,297,121.84 = 2,228,524/x - Step 3: Cross multiply
3,838,156x = 5,297,121.84 × 2,228,524 - Step 4: Simplify right side
3,838,156x = 11,804,763,151,364.16 - Step 5: Solve for x
x = 11,804,763,151,364.16/3,838,156 - Step 6: Final answer
x = 3,075,634.02
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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.