Finding the Fourth Proportional to 3,114,251.84, 4,297,673.76 and 1,683,467.84
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Solution
The fourth proportional to 3,114,251.84, 4,297,673.76 and 1,683,467.84 is: 2,323,188.98
Step by Step Solution
- Step 1: Write the proportion equation
3,114,251.84 : 4,297,673.76 = 1,683,467.84 : x - Step 2: Convert to fraction form
3,114,251.84/4,297,673.76 = 1,683,467.84/x - Step 3: Cross multiply
3,114,251.84x = 4,297,673.76 × 1,683,467.84 - Step 4: Simplify right side
3,114,251.84x = 7,234,995,561,771.88 - Step 5: Solve for x
x = 7,234,995,561,771.88/3,114,251.84 - Step 6: Final answer
x = 2,323,188.98
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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.