Finding the Fourth Proportional to 3,012,877.68, 4,519,472.04 and 769,035.12
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Solution
The fourth proportional to 3,012,877.68, 4,519,472.04 and 769,035.12 is: 1,153,592.38
Step by Step Solution
- Step 1: Write the proportion equation
3,012,877.68 : 4,519,472.04 = 769,035.12 : x - Step 2: Convert to fraction form
3,012,877.68/4,519,472.04 = 769,035.12/x - Step 3: Cross multiply
3,012,877.68x = 4,519,472.04 × 769,035.12 - Step 4: Simplify right side
3,012,877.68x = 3,475,632,722,618.05 - Step 5: Solve for x
x = 3,475,632,722,618.05/3,012,877.68 - Step 6: Final answer
x = 1,153,592.38
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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.