Finding the Fourth Proportional to 3,679,941.70, 5,519,596.34 and 2,240,251.44
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Solution
The fourth proportional to 3,679,941.70, 5,519,596.34 and 2,240,251.44 is: 3,360,184.66
Step by Step Solution
- Step 1: Write the proportion equation
3,679,941.70 : 5,519,596.34 = 2,240,251.44 : x - Step 2: Convert to fraction form
3,679,941.70/5,519,596.34 = 2,240,251.44/x - Step 3: Cross multiply
3,679,941.70x = 5,519,596.34 × 2,240,251.44 - Step 4: Simplify right side
3,679,941.70x = 12,365,283,637,702.47 - Step 5: Solve for x
x = 12,365,283,637,702.47/3,679,941.70 - Step 6: Final answer
x = 3,360,184.66
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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.