Finding the Fourth Proportional to 3,144,000.84, 4,716,997.68 and 1,122,199.92
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Solution
The fourth proportional to 3,144,000.84, 4,716,997.68 and 1,122,199.92 is: 1,683,655.54
Step by Step Solution
- Step 1: Write the proportion equation
3,144,000.84 : 4,716,997.68 = 1,122,199.92 : x - Step 2: Convert to fraction form
3,144,000.84/4,716,997.68 = 1,122,199.92/x - Step 3: Cross multiply
3,144,000.84x = 4,716,997.68 × 1,122,199.92 - Step 4: Simplify right side
3,144,000.84x = 5,293,414,419,136.18 - Step 5: Solve for x
x = 5,293,414,419,136.18/3,144,000.84 - Step 6: Final answer
x = 1,683,655.54
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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.