Finding the Fourth Proportional to 1,274,390.74, 1,758,645.48 and 701,418.52
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Solution
The fourth proportional to 1,274,390.74, 1,758,645.48 and 701,418.52 is: 967,949.99
Step by Step Solution
- Step 1: Write the proportion equation
1,274,390.74 : 1,758,645.48 = 701,418.52 : x - Step 2: Convert to fraction form
1,274,390.74/1,758,645.48 = 701,418.52/x - Step 3: Cross multiply
1,274,390.74x = 1,758,645.48 × 701,418.52 - Step 4: Simplify right side
1,274,390.74x = 1,233,546,509,786.29 - Step 5: Solve for x
x = 1,233,546,509,786.29/1,274,390.74 - Step 6: Final answer
x = 967,949.99
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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.