Finding the Fourth Proportional to 1,134,678.40, 1,699,771.20 and 735,596.80
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Solution
The fourth proportional to 1,134,678.40, 1,699,771.20 and 735,596.80 is: 1,101,938.89
Step by Step Solution
- Step 1: Write the proportion equation
1,134,678.40 : 1,699,771.20 = 735,596.80 : x - Step 2: Convert to fraction form
1,134,678.40/1,699,771.20 = 735,596.80/x - Step 3: Cross multiply
1,134,678.40x = 1,699,771.20 × 735,596.80 - Step 4: Simplify right side
1,134,678.40x = 1,250,346,255,452.16 - Step 5: Solve for x
x = 1,250,346,255,452.16/1,134,678.40 - Step 6: Final answer
x = 1,101,938.89
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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.