Finding the Fourth Proportional to 2,092,136.70, 3,138,205.05 and 1,029,254.70
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Solution
The fourth proportional to 2,092,136.70, 3,138,205.05 and 1,029,254.70 is: 1,543,882.05
Step by Step Solution
- Step 1: Write the proportion equation
2,092,136.70 : 3,138,205.05 = 1,029,254.70 : x - Step 2: Convert to fraction form
2,092,136.70/3,138,205.05 = 1,029,254.70/x - Step 3: Cross multiply
2,092,136.70x = 3,138,205.05 × 1,029,254.70 - Step 4: Simplify right side
2,092,136.70x = 3,230,012,297,276.24 - Step 5: Solve for x
x = 3,230,012,297,276.24/2,092,136.70 - Step 6: Final answer
x = 1,543,882.05
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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.