Finding the Fourth Proportional to 4,163,557.92, 5,745,444.04 and 2,328,167.56
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Solution
The fourth proportional to 4,163,557.92, 5,745,444.04 and 2,328,167.56 is: 3,212,722.55
Step by Step Solution
- Step 1: Write the proportion equation
4,163,557.92 : 5,745,444.04 = 2,328,167.56 : x - Step 2: Convert to fraction form
4,163,557.92/5,745,444.04 = 2,328,167.56/x - Step 3: Cross multiply
4,163,557.92x = 5,745,444.04 × 2,328,167.56 - Step 4: Simplify right side
4,163,557.92x = 13,376,356,431,723.34 - Step 5: Solve for x
x = 13,376,356,431,723.34/4,163,557.92 - Step 6: Final answer
x = 3,212,722.55
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1.5x scale
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.