Finding the Fourth Proportional to 1,509,380.64, 2,264,073.12 and 444,435.12
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Solution
The fourth proportional to 1,509,380.64, 2,264,073.12 and 444,435.12 is: 666,653.32
Step by Step Solution
- Step 1: Write the proportion equation
1,509,380.64 : 2,264,073.12 = 444,435.12 : x - Step 2: Convert to fraction form
1,509,380.64/2,264,073.12 = 444,435.12/x - Step 3: Cross multiply
1,509,380.64x = 2,264,073.12 × 444,435.12 - Step 4: Simplify right side
1,509,380.64x = 1,006,233,608,775.97 - Step 5: Solve for x
x = 1,006,233,608,775.97/1,509,380.64 - Step 6: Final answer
x = 666,653.32
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1.5x scale
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.