Finding the Fourth Proportional to 4,994,310.60, 7,494,965.10 and 3,201,553.80
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Solution
The fourth proportional to 4,994,310.60, 7,494,965.10 and 3,201,553.80 is: 4,804,573.83
Step by Step Solution
- Step 1: Write the proportion equation
4,994,310.60 : 7,494,965.10 = 3,201,553.80 : x - Step 2: Convert to fraction form
4,994,310.60/7,494,965.10 = 3,201,553.80/x - Step 3: Cross multiply
4,994,310.60x = 7,494,965.10 × 3,201,553.80 - Step 4: Simplify right side
4,994,310.60x = 23,995,533,996,772.38 - Step 5: Solve for x
x = 23,995,533,996,772.38/4,994,310.60 - Step 6: Final answer
x = 4,804,573.83
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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.