Finding the Fourth Proportional to 1,146,348.64, 1,582,135.50 and 825,122.08
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Solution
The fourth proportional to 1,146,348.64, 1,582,135.50 and 825,122.08 is: 1,138,793.98
Step by Step Solution
- Step 1: Write the proportion equation
1,146,348.64 : 1,582,135.50 = 825,122.08 : x - Step 2: Convert to fraction form
1,146,348.64/1,582,135.50 = 825,122.08/x - Step 3: Cross multiply
1,146,348.64x = 1,582,135.50 × 825,122.08 - Step 4: Simplify right side
1,146,348.64x = 1,305,454,934,601.84 - Step 5: Solve for x
x = 1,305,454,934,601.84/1,146,348.64 - Step 6: Final answer
x = 1,138,793.98
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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.