Finding the Fourth Proportional to 3,676,249.80, 5,514,374.70 and 1,786,681.80
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Solution
The fourth proportional to 3,676,249.80, 5,514,374.70 and 1,786,681.80 is: 2,680,022.70
Step by Step Solution
- Step 1: Write the proportion equation
3,676,249.80 : 5,514,374.70 = 1,786,681.80 : x - Step 2: Convert to fraction form
3,676,249.80/5,514,374.70 = 1,786,681.80/x - Step 3: Cross multiply
3,676,249.80x = 5,514,374.70 × 1,786,681.80 - Step 4: Simplify right side
3,676,249.80x = 9,852,432,914,870.46 - Step 5: Solve for x
x = 9,852,432,914,870.46/3,676,249.80 - Step 6: Final answer
x = 2,680,022.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.