Finding the Fourth Proportional to 1,617,539.18, 2,426,221.29 and 495,611.42
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Solution
The fourth proportional to 1,617,539.18, 2,426,221.29 and 495,611.42 is: 743,390.33
Step by Step Solution
- Step 1: Write the proportion equation
1,617,539.18 : 2,426,221.29 = 495,611.42 : x - Step 2: Convert to fraction form
1,617,539.18/2,426,221.29 = 495,611.42/x - Step 3: Cross multiply
1,617,539.18x = 2,426,221.29 × 495,611.42 - Step 4: Simplify right side
1,617,539.18x = 1,202,462,978,771.13 - Step 5: Solve for x
x = 1,202,462,978,771.13/1,617,539.18 - Step 6: Final answer
x = 743,390.33
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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.