Finding the Fourth Proportional to 4,625,948.10, 6,384,476.12 and 2,665,450.68
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Solution
The fourth proportional to 4,625,948.10, 6,384,476.12 and 2,665,450.68 is: 3,678,706.69
Step by Step Solution
- Step 1: Write the proportion equation
4,625,948.10 : 6,384,476.12 = 2,665,450.68 : x - Step 2: Convert to fraction form
4,625,948.10/6,384,476.12 = 2,665,450.68/x - Step 3: Cross multiply
4,625,948.10x = 6,384,476.12 × 2,665,450.68 - Step 4: Simplify right side
4,625,948.10x = 17,017,506,215,497.76 - Step 5: Solve for x
x = 17,017,506,215,497.76/4,625,948.10 - Step 6: Final answer
x = 3,678,706.69
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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.