Finding the Fourth Proportional to 5,149,594.86, 7,725,114.27 and 1,554,954.18
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Solution
The fourth proportional to 5,149,594.86, 7,725,114.27 and 1,554,954.18 is: 2,332,649.28
Step by Step Solution
- Step 1: Write the proportion equation
5,149,594.86 : 7,725,114.27 = 1,554,954.18 : x - Step 2: Convert to fraction form
5,149,594.86/7,725,114.27 = 1,554,954.18/x - Step 3: Cross multiply
5,149,594.86x = 7,725,114.27 × 1,554,954.18 - Step 4: Simplify right side
5,149,594.86x = 12,012,198,725,114.15 - Step 5: Solve for x
x = 12,012,198,725,114.15/5,149,594.86 - Step 6: Final answer
x = 2,332,649.28
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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.