Finding the Fourth Proportional to 1,765,382.96, 2,436,407.72 and 1,040,464.24
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Solution
The fourth proportional to 1,765,382.96, 2,436,407.72 and 1,040,464.24 is: 1,435,946.29
Step by Step Solution
- Step 1: Write the proportion equation
1,765,382.96 : 2,436,407.72 = 1,040,464.24 : x - Step 2: Convert to fraction form
1,765,382.96/2,436,407.72 = 1,040,464.24/x - Step 3: Cross multiply
1,765,382.96x = 2,436,407.72 × 1,040,464.24 - Step 4: Simplify right side
1,765,382.96x = 2,534,995,106,719.93 - Step 5: Solve for x
x = 2,534,995,106,719.93/1,765,382.96 - Step 6: Final answer
x = 1,435,946.29
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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.