Finding the Fourth Proportional to 3,453,006.44, 5,178,084.49 and 1,178,714.21
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Solution
The fourth proportional to 3,453,006.44, 5,178,084.49 and 1,178,714.21 is: 1,767,584.83
Step by Step Solution
- Step 1: Write the proportion equation
3,453,006.44 : 5,178,084.49 = 1,178,714.21 : x - Step 2: Convert to fraction form
3,453,006.44/5,178,084.49 = 1,178,714.21/x - Step 3: Cross multiply
3,453,006.44x = 5,178,084.49 × 1,178,714.21 - Step 4: Simplify right side
3,453,006.44x = 6,103,481,798,813.74 - Step 5: Solve for x
x = 6,103,481,798,813.74/3,453,006.44 - Step 6: Final answer
x = 1,767,584.83
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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.