Finding the Fourth Proportional to 1,471,406.14, 2,206,759.29 and 406,424.62
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Solution
The fourth proportional to 1,471,406.14, 2,206,759.29 and 406,424.62 is: 609,540.28
Step by Step Solution
- Step 1: Write the proportion equation
1,471,406.14 : 2,206,759.29 = 406,424.62 : x - Step 2: Convert to fraction form
1,471,406.14/2,206,759.29 = 406,424.62/x - Step 3: Cross multiply
1,471,406.14x = 2,206,759.29 × 406,424.62 - Step 4: Simplify right side
1,471,406.14x = 896,881,305,869.72 - Step 5: Solve for x
x = 896,881,305,869.72/1,471,406.14 - Step 6: Final answer
x = 609,540.28
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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.