Finding the Fourth Proportional to 1,608,569.09, 2,412,852.07 and 410,491.42
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Solution
The fourth proportional to 1,608,569.09, 2,412,852.07 and 410,491.42 is: 615,736.73
Step by Step Solution
- Step 1: Write the proportion equation
1,608,569.09 : 2,412,852.07 = 410,491.42 : x - Step 2: Convert to fraction form
1,608,569.09/2,412,852.07 = 410,491.42/x - Step 3: Cross multiply
1,608,569.09x = 2,412,852.07 × 410,491.42 - Step 4: Simplify right side
1,608,569.09x = 990,455,072,464.24 - Step 5: Solve for x
x = 990,455,072,464.24/1,608,569.09 - Step 6: Final answer
x = 615,736.73
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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.