Finding the Fourth Proportional to 1,138,285.44, 1,707,674.40 and 605,728.26
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Solution
The fourth proportional to 1,138,285.44, 1,707,674.40 and 605,728.26 is: 908,723.42
Step by Step Solution
- Step 1: Write the proportion equation
1,138,285.44 : 1,707,674.40 = 605,728.26 : x - Step 2: Convert to fraction form
1,138,285.44/1,707,674.40 = 605,728.26/x - Step 3: Cross multiply
1,138,285.44x = 1,707,674.40 × 605,728.26 - Step 4: Simplify right side
1,138,285.44x = 1,034,386,642,958.54 - Step 5: Solve for x
x = 1,034,386,642,958.54/1,138,285.44 - Step 6: Final answer
x = 908,723.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.