Finding the Fourth Proportional to 3,761,729.50, 5,641,859.50 and 1,202,257.88
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Solution
The fourth proportional to 3,761,729.50, 5,641,859.50 and 1,202,257.88 is: 1,803,151.99
Step by Step Solution
- Step 1: Write the proportion equation
3,761,729.50 : 5,641,859.50 = 1,202,257.88 : x - Step 2: Convert to fraction form
3,761,729.50/5,641,859.50 = 1,202,257.88/x - Step 3: Cross multiply
3,761,729.50x = 5,641,859.50 × 1,202,257.88 - Step 4: Simplify right side
3,761,729.50x = 6,782,970,041,727.86 - Step 5: Solve for x
x = 6,782,970,041,727.86/3,761,729.50 - Step 6: Final answer
x = 1,803,151.99
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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.