Finding the Fourth Proportional to 2,269,522.96, 3,131,904.36 and 1,251,022.48
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Solution
The fourth proportional to 2,269,522.96, 3,131,904.36 and 1,251,022.48 is: 1,726,390.45
Step by Step Solution
- Step 1: Write the proportion equation
2,269,522.96 : 3,131,904.36 = 1,251,022.48 : x - Step 2: Convert to fraction form
2,269,522.96/3,131,904.36 = 1,251,022.48/x - Step 3: Cross multiply
2,269,522.96x = 3,131,904.36 × 1,251,022.48 - Step 4: Simplify right side
2,269,522.96x = 3,918,082,759,570.01 - Step 5: Solve for x
x = 3,918,082,759,570.01/2,269,522.96 - Step 6: Final answer
x = 1,726,390.45
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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.