Finding the Fourth Proportional to 2,494,736.19, 3,442,740.89 and 1,348,816.53
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Solution
The fourth proportional to 2,494,736.19, 3,442,740.89 and 1,348,816.53 is: 1,861,369.49
Step by Step Solution
- Step 1: Write the proportion equation
2,494,736.19 : 3,442,740.89 = 1,348,816.53 : x - Step 2: Convert to fraction form
2,494,736.19/3,442,740.89 = 1,348,816.53/x - Step 3: Cross multiply
2,494,736.19x = 3,442,740.89 × 1,348,816.53 - Step 4: Simplify right side
2,494,736.19x = 4,643,625,819,319.10 - Step 5: Solve for x
x = 4,643,625,819,319.10/2,494,736.19 - Step 6: Final answer
x = 1,861,369.49
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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.