Finding the Fourth Proportional to 1,665,523.49, 2,498,276.93 and 403,351.11
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Solution
The fourth proportional to 1,665,523.49, 2,498,276.93 and 403,351.11 is: 605,024.65
Step by Step Solution
- Step 1: Write the proportion equation
1,665,523.49 : 2,498,276.93 = 403,351.11 : x - Step 2: Convert to fraction form
1,665,523.49/2,498,276.93 = 403,351.11/x - Step 3: Cross multiply
1,665,523.49x = 2,498,276.93 × 403,351.11 - Step 4: Simplify right side
1,665,523.49x = 1,007,682,770,786.14 - Step 5: Solve for x
x = 1,007,682,770,786.14/1,665,523.49 - Step 6: Final answer
x = 605,024.65
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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.