Finding the Fourth Proportional to 1,065,728.84, 1,470,660.18 and 582,286.28
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Solution
The fourth proportional to 1,065,728.84, 1,470,660.18 and 582,286.28 is: 803,530.14
Step by Step Solution
- Step 1: Write the proportion equation
1,065,728.84 : 1,470,660.18 = 582,286.28 : x - Step 2: Convert to fraction form
1,065,728.84/1,470,660.18 = 582,286.28/x - Step 3: Cross multiply
1,065,728.84x = 1,470,660.18 × 582,286.28 - Step 4: Simplify right side
1,065,728.84x = 856,345,245,356.33 - Step 5: Solve for x
x = 856,345,245,356.33/1,065,728.84 - Step 6: Final answer
x = 803,530.14
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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.