Finding the Fourth Proportional to 4,555,694.81, 6,286,990.06 and 2,518,635.53
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Solution
The fourth proportional to 4,555,694.81, 6,286,990.06 and 2,518,635.53 is: 3,475,789.58
Step by Step Solution
- Step 1: Write the proportion equation
4,555,694.81 : 6,286,990.06 = 2,518,635.53 : x - Step 2: Convert to fraction form
4,555,694.81/6,286,990.06 = 2,518,635.53/x - Step 3: Cross multiply
4,555,694.81x = 6,286,990.06 × 2,518,635.53 - Step 4: Simplify right side
4,555,694.81x = 15,834,636,560,738.60 - Step 5: Solve for x
x = 15,834,636,560,738.60/4,555,694.81 - Step 6: Final answer
x = 3,475,789.58
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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.