Finding the Fourth Proportional to 1,239,794.70, 1,860,785.55 and 733,722.90
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Solution
The fourth proportional to 1,239,794.70, 1,860,785.55 and 733,722.90 is: 1,101,231.49
Step by Step Solution
- Step 1: Write the proportion equation
1,239,794.70 : 1,860,785.55 = 733,722.90 : x - Step 2: Convert to fraction form
1,239,794.70/1,860,785.55 = 733,722.90/x - Step 3: Cross multiply
1,239,794.70x = 1,860,785.55 × 733,722.90 - Step 4: Simplify right side
1,239,794.70x = 1,365,300,970,024.10 - Step 5: Solve for x
x = 1,365,300,970,024.10/1,239,794.70 - Step 6: Final answer
x = 1,101,231.49
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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.