Finding the Fourth Proportional to 1,467,749.97, 2,025,509.09 and 823,156.43
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Solution
The fourth proportional to 1,467,749.97, 2,025,509.09 and 823,156.43 is: 1,135,963.79
Step by Step Solution
- Step 1: Write the proportion equation
1,467,749.97 : 2,025,509.09 = 823,156.43 : x - Step 2: Convert to fraction form
1,467,749.97/2,025,509.09 = 823,156.43/x - Step 3: Cross multiply
1,467,749.97x = 2,025,509.09 × 823,156.43 - Step 4: Simplify right side
1,467,749.97x = 1,667,310,817,213.62 - Step 5: Solve for x
x = 1,667,310,817,213.62/1,467,749.97 - Step 6: Final answer
x = 1,135,963.79
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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.