Finding the Fourth Proportional to 3,823,061.13, 5,734,584.75 and 1,129,278.09
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Solution
The fourth proportional to 3,823,061.13, 5,734,584.75 and 1,129,278.09 is: 1,693,915.08
Step by Step Solution
- Step 1: Write the proportion equation
3,823,061.13 : 5,734,584.75 = 1,129,278.09 : x - Step 2: Convert to fraction form
3,823,061.13/5,734,584.75 = 1,129,278.09/x - Step 3: Cross multiply
3,823,061.13x = 5,734,584.75 × 1,129,278.09 - Step 4: Simplify right side
3,823,061.13x = 6,475,940,913,423.13 - Step 5: Solve for x
x = 6,475,940,913,423.13/3,823,061.13 - Step 6: Final answer
x = 1,693,915.08
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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.