Finding the Fourth Proportional to 4,840,211.55, 6,679,238.37 and 2,664,329.70
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Solution
The fourth proportional to 4,840,211.55, 6,679,238.37 and 2,664,329.70 is: 3,676,635.41
Step by Step Solution
- Step 1: Write the proportion equation
4,840,211.55 : 6,679,238.37 = 2,664,329.70 : x - Step 2: Convert to fraction form
4,840,211.55/6,679,238.37 = 2,664,329.70/x - Step 3: Cross multiply
4,840,211.55x = 6,679,238.37 × 2,664,329.70 - Step 4: Simplify right side
4,840,211.55x = 17,795,693,162,570.59 - Step 5: Solve for x
x = 17,795,693,162,570.59/4,840,211.55 - Step 6: Final answer
x = 3,676,635.41
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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.