Finding the Fourth Proportional to 1,183,827.84, 1,633,765.80 and 667,627.92
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Solution
The fourth proportional to 1,183,827.84, 1,633,765.80 and 667,627.92 is: 921,373.55
Step by Step Solution
- Step 1: Write the proportion equation
1,183,827.84 : 1,633,765.80 = 667,627.92 : x - Step 2: Convert to fraction form
1,183,827.84/1,633,765.80 = 667,627.92/x - Step 3: Cross multiply
1,183,827.84x = 1,633,765.80 × 667,627.92 - Step 4: Simplify right side
1,183,827.84x = 1,090,747,662,821.14 - Step 5: Solve for x
x = 1,090,747,662,821.14/1,183,827.84 - Step 6: Final answer
x = 921,373.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.