Finding the Fourth Proportional to 1,411,525.26, 2,116,097.55 and 612,204.80
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Solution
The fourth proportional to 1,411,525.26, 2,116,097.55 and 612,204.80 is: 917,790.92
Step by Step Solution
- Step 1: Write the proportion equation
1,411,525.26 : 2,116,097.55 = 612,204.80 : x - Step 2: Convert to fraction form
1,411,525.26/2,116,097.55 = 612,204.80/x - Step 3: Cross multiply
1,411,525.26x = 2,116,097.55 × 612,204.80 - Step 4: Simplify right side
1,411,525.26x = 1,295,485,066,797.75 - Step 5: Solve for x
x = 1,295,485,066,797.75/1,411,525.26 - Step 6: Final answer
x = 917,790.92
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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.