Finding the Fourth Proportional to 3,750,727.86, 5,625,435.80 and 1,054,412.14
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Solution
The fourth proportional to 3,750,727.86, 5,625,435.80 and 1,054,412.14 is: 1,581,433.80
Step by Step Solution
- Step 1: Write the proportion equation
3,750,727.86 : 5,625,435.80 = 1,054,412.14 : x - Step 2: Convert to fraction form
3,750,727.86/5,625,435.80 = 1,054,412.14/x - Step 3: Cross multiply
3,750,727.86x = 5,625,435.80 × 1,054,412.14 - Step 4: Simplify right side
3,750,727.86x = 5,931,527,800,310.61 - Step 5: Solve for x
x = 5,931,527,800,310.61/3,750,727.86 - Step 6: Final answer
x = 1,581,433.80
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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.