Finding the Fourth Proportional to 1,414,527.48, 2,121,770.43 and 349,569.54
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Solution
The fourth proportional to 1,414,527.48, 2,121,770.43 and 349,569.54 is: 524,349.17
Step by Step Solution
- Step 1: Write the proportion equation
1,414,527.48 : 2,121,770.43 = 349,569.54 : x - Step 2: Convert to fraction form
1,414,527.48/2,121,770.43 = 349,569.54/x - Step 3: Cross multiply
1,414,527.48x = 2,121,770.43 × 349,569.54 - Step 4: Simplify right side
1,414,527.48x = 741,706,313,200.70 - Step 5: Solve for x
x = 741,706,313,200.70/1,414,527.48 - Step 6: Final answer
x = 524,349.17
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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.