Finding the Fourth Proportional to 2,702,832.84, 3,729,909.60 and 1,479,138.84
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Solution
The fourth proportional to 2,702,832.84, 3,729,909.60 and 1,479,138.84 is: 2,041,211.75
Step by Step Solution
- Step 1: Write the proportion equation
2,702,832.84 : 3,729,909.60 = 1,479,138.84 : x - Step 2: Convert to fraction form
2,702,832.84/3,729,909.60 = 1,479,138.84/x - Step 3: Cross multiply
2,702,832.84x = 3,729,909.60 × 1,479,138.84 - Step 4: Simplify right side
2,702,832.84x = 5,517,054,159,048.86 - Step 5: Solve for x
x = 5,517,054,159,048.86/2,702,832.84 - Step 6: Final answer
x = 2,041,211.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.