Finding the Fourth Proportional to 2,277,634.02, 3,143,036.97 and 1,245,122.16
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Solution
The fourth proportional to 2,277,634.02, 3,143,036.97 and 1,245,122.16 is: 1,718,215.02
Step by Step Solution
- Step 1: Write the proportion equation
2,277,634.02 : 3,143,036.97 = 1,245,122.16 : x - Step 2: Convert to fraction form
2,277,634.02/3,143,036.97 = 1,245,122.16/x - Step 3: Cross multiply
2,277,634.02x = 3,143,036.97 × 1,245,122.16 - Step 4: Simplify right side
2,277,634.02x = 3,913,464,981,046.26 - Step 5: Solve for x
x = 3,913,464,981,046.26/2,277,634.02 - Step 6: Final answer
x = 1,718,215.02
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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.