Finding the Fourth Proportional to 3,006,634.56, 4,509,471.68 and 876,220.48
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Solution
The fourth proportional to 3,006,634.56, 4,509,471.68 and 876,220.48 is: 1,314,190.79
Step by Step Solution
- Step 1: Write the proportion equation
3,006,634.56 : 4,509,471.68 = 876,220.48 : x - Step 2: Convert to fraction form
3,006,634.56/4,509,471.68 = 876,220.48/x - Step 3: Cross multiply
3,006,634.56x = 4,509,471.68 × 876,220.48 - Step 4: Simplify right side
3,006,634.56x = 3,951,291,439,996.01 - Step 5: Solve for x
x = 3,951,291,439,996.01/3,006,634.56 - Step 6: Final answer
x = 1,314,190.79
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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.