Finding the Fourth Proportional to 1,338,463.27, 2,007,694.86 and 391,833.99
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Solution
The fourth proportional to 1,338,463.27, 2,007,694.86 and 391,833.99 is: 587,750.97
Step by Step Solution
- Step 1: Write the proportion equation
1,338,463.27 : 2,007,694.86 = 391,833.99 : x - Step 2: Convert to fraction form
1,338,463.27/2,007,694.86 = 391,833.99/x - Step 3: Cross multiply
1,338,463.27x = 2,007,694.86 × 391,833.99 - Step 4: Simplify right side
1,338,463.27x = 786,683,086,226.91 - Step 5: Solve for x
x = 786,683,086,226.91/1,338,463.27 - Step 6: Final answer
x = 587,750.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.