Finding the Fourth Proportional to 3,189,542.29, 4,784,330.75 and 793,386.99
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Solution
The fourth proportional to 3,189,542.29, 4,784,330.75 and 793,386.99 is: 1,190,084.79
Step by Step Solution
- Step 1: Write the proportion equation
3,189,542.29 : 4,784,330.75 = 793,386.99 : x - Step 2: Convert to fraction form
3,189,542.29/4,784,330.75 = 793,386.99/x - Step 3: Cross multiply
3,189,542.29x = 4,784,330.75 × 793,386.99 - Step 4: Simplify right side
3,189,542.29x = 3,795,825,768,940.01 - Step 5: Solve for x
x = 3,795,825,768,940.01/3,189,542.29 - Step 6: Final answer
x = 1,190,084.79
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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.