Finding the Fourth Proportional to 2,407,083.64, 3,322,115.65 and 1,489,608.28
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Solution
The fourth proportional to 2,407,083.64, 3,322,115.65 and 1,489,608.28 is: 2,055,869.97
Step by Step Solution
- Step 1: Write the proportion equation
2,407,083.64 : 3,322,115.65 = 1,489,608.28 : x - Step 2: Convert to fraction form
2,407,083.64/3,322,115.65 = 1,489,608.28/x - Step 3: Cross multiply
2,407,083.64x = 3,322,115.65 × 1,489,608.28 - Step 4: Simplify right side
2,407,083.64x = 4,948,650,979,357.58 - Step 5: Solve for x
x = 4,948,650,979,357.58/2,407,083.64 - Step 6: Final answer
x = 2,055,869.97
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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.