Finding the Fourth Proportional to 1,093,156.62, 1,507,982.76 and 889,435.14
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Solution
The fourth proportional to 1,093,156.62, 1,507,982.76 and 889,435.14 is: 1,226,953.97
Step by Step Solution
- Step 1: Write the proportion equation
1,093,156.62 : 1,507,982.76 = 889,435.14 : x - Step 2: Convert to fraction form
1,093,156.62/1,507,982.76 = 889,435.14/x - Step 3: Cross multiply
1,093,156.62x = 1,507,982.76 × 889,435.14 - Step 4: Simplify right side
1,093,156.62x = 1,341,252,857,258.19 - Step 5: Solve for x
x = 1,341,252,857,258.19/1,093,156.62 - Step 6: Final answer
x = 1,226,953.97
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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.