Finding the Fourth Proportional to 2,389,329.53, 3,297,273.29 and 1,316,241.53
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Solution
The fourth proportional to 2,389,329.53, 3,297,273.29 and 1,316,241.53 is: 1,816,412.50
Step by Step Solution
- Step 1: Write the proportion equation
2,389,329.53 : 3,297,273.29 = 1,316,241.53 : x - Step 2: Convert to fraction form
2,389,329.53/3,297,273.29 = 1,316,241.53/x - Step 3: Cross multiply
2,389,329.53x = 3,297,273.29 × 1,316,241.53 - Step 4: Simplify right side
2,389,329.53x = 4,340,008,026,861.97 - Step 5: Solve for x
x = 4,340,008,026,861.97/2,389,329.53 - Step 6: Final answer
x = 1,816,412.50
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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.