Finding the Fourth Proportional to 2,869,810.80, 4,304,716.20 and 2,413,165.20
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Solution
The fourth proportional to 2,869,810.80, 4,304,716.20 and 2,413,165.20 is: 3,619,747.80
Step by Step Solution
- Step 1: Write the proportion equation
2,869,810.80 : 4,304,716.20 = 2,413,165.20 : x - Step 2: Convert to fraction form
2,869,810.80/4,304,716.20 = 2,413,165.20/x - Step 3: Cross multiply
2,869,810.80x = 4,304,716.20 × 2,413,165.20 - Step 4: Simplify right side
2,869,810.80x = 10,387,991,329,716.24 - Step 5: Solve for x
x = 10,387,991,329,716.24/2,869,810.80 - Step 6: Final answer
x = 3,619,747.80
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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.