Finding the Fourth Proportional to 1,569,400.07, 2,354,121.99 and 447,469.07
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Solution
The fourth proportional to 1,569,400.07, 2,354,121.99 and 447,469.07 is: 671,209.84
Step by Step Solution
- Step 1: Write the proportion equation
1,569,400.07 : 2,354,121.99 = 447,469.07 : x - Step 2: Convert to fraction form
1,569,400.07/2,354,121.99 = 447,469.07/x - Step 3: Cross multiply
1,569,400.07x = 2,354,121.99 × 447,469.07 - Step 4: Simplify right side
1,569,400.07x = 1,053,396,777,531.85 - Step 5: Solve for x
x = 1,053,396,777,531.85/1,569,400.07 - Step 6: Final answer
x = 671,209.84
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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.