Finding the Fourth Proportional to 1,542,568.35, 2,313,474.96 and 644,017.53
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Solution
The fourth proportional to 1,542,568.35, 2,313,474.96 and 644,017.53 is: 965,868.66
Step by Step Solution
- Step 1: Write the proportion equation
1,542,568.35 : 2,313,474.96 = 644,017.53 : x - Step 2: Convert to fraction form
1,542,568.35/2,313,474.96 = 644,017.53/x - Step 3: Cross multiply
1,542,568.35x = 2,313,474.96 × 644,017.53 - Step 4: Simplify right side
1,542,568.35x = 1,489,918,429,456.05 - Step 5: Solve for x
x = 1,489,918,429,456.05/1,542,568.35 - Step 6: Final answer
x = 965,868.66
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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.