Finding the Fourth Proportional to 4,211,616.56, 5,812,031.76 and 2,376,464.36
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Solution
The fourth proportional to 4,211,616.56, 5,812,031.76 and 2,376,464.36 is: 3,279,521.33
Step by Step Solution
- Step 1: Write the proportion equation
4,211,616.56 : 5,812,031.76 = 2,376,464.36 : x - Step 2: Convert to fraction form
4,211,616.56/5,812,031.76 = 2,376,464.36/x - Step 3: Cross multiply
4,211,616.56x = 5,812,031.76 × 2,376,464.36 - Step 4: Simplify right side
4,211,616.56x = 13,812,086,336,828.07 - Step 5: Solve for x
x = 13,812,086,336,828.07/4,211,616.56 - Step 6: Final answer
x = 3,279,521.33
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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.