Finding the Fourth Proportional to 1,102,867.97, 1,522,348.88 and 667,307.79
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Solution
The fourth proportional to 1,102,867.97, 1,522,348.88 and 667,307.79 is: 921,121.38
Step by Step Solution
- Step 1: Write the proportion equation
1,102,867.97 : 1,522,348.88 = 667,307.79 : x - Step 2: Convert to fraction form
1,102,867.97/1,522,348.88 = 667,307.79/x - Step 3: Cross multiply
1,102,867.97x = 1,522,348.88 × 667,307.79 - Step 4: Simplify right side
1,102,867.97x = 1,015,875,263,385.24 - Step 5: Solve for x
x = 1,015,875,263,385.24/1,102,867.97 - Step 6: Final answer
x = 921,121.38
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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.