Finding the Fourth Proportional to 1,972,028.97, 2,958,486.53 and 624,272.40
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Solution
The fourth proportional to 1,972,028.97, 2,958,486.53 and 624,272.40 is: 936,548.86
Step by Step Solution
- Step 1: Write the proportion equation
1,972,028.97 : 2,958,486.53 = 624,272.40 : x - Step 2: Convert to fraction form
1,972,028.97/2,958,486.53 = 624,272.40/x - Step 3: Cross multiply
1,972,028.97x = 2,958,486.53 × 624,272.40 - Step 4: Simplify right side
1,972,028.97x = 1,846,901,483,329.41 - Step 5: Solve for x
x = 1,846,901,483,329.41/1,972,028.97 - Step 6: Final answer
x = 936,548.86
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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.