Finding the Fourth Proportional to 1,509,610.40, 2,264,707.20 and 444,687.20
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Solution
The fourth proportional to 1,509,610.40, 2,264,707.20 and 444,687.20 is: 667,116.70
Step by Step Solution
- Step 1: Write the proportion equation
1,509,610.40 : 2,264,707.20 = 444,687.20 : x - Step 2: Convert to fraction form
1,509,610.40/2,264,707.20 = 444,687.20/x - Step 3: Cross multiply
1,509,610.40x = 2,264,707.20 × 444,687.20 - Step 4: Simplify right side
1,509,610.40x = 1,007,086,303,587.84 - Step 5: Solve for x
x = 1,007,086,303,587.84/1,509,610.40 - Step 6: Final answer
x = 667,116.70
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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.