Finding the Fourth Proportional to 1,355,230.80, 2,032,103.61 and 624,961.26
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Solution
The fourth proportional to 1,355,230.80, 2,032,103.61 and 624,961.26 is: 937,099.45
Step by Step Solution
- Step 1: Write the proportion equation
1,355,230.80 : 2,032,103.61 = 624,961.26 : x - Step 2: Convert to fraction form
1,355,230.80/2,032,103.61 = 624,961.26/x - Step 3: Cross multiply
1,355,230.80x = 2,032,103.61 × 624,961.26 - Step 4: Simplify right side
1,355,230.80x = 1,269,986,032,556.15 - Step 5: Solve for x
x = 1,269,986,032,556.15/1,355,230.80 - Step 6: Final answer
x = 937,099.45
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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.