Finding the Fourth Proportional to 3,177,527.12, 4,385,466.84 and 1,937,856.79
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Solution
The fourth proportional to 3,177,527.12, 4,385,466.84 and 1,937,856.79 is: 2,674,534.75
Step by Step Solution
- Step 1: Write the proportion equation
3,177,527.12 : 4,385,466.84 = 1,937,856.79 : x - Step 2: Convert to fraction form
3,177,527.12/4,385,466.84 = 1,937,856.79/x - Step 3: Cross multiply
3,177,527.12x = 4,385,466.84 × 1,937,856.79 - Step 4: Simplify right side
3,177,527.12x = 8,498,406,693,213.84 - Step 5: Solve for x
x = 8,498,406,693,213.84/3,177,527.12 - Step 6: Final answer
x = 2,674,534.75
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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.