Finding the Fourth Proportional to 1,134,528.40, 1,699,546.20 and 735,446.80
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Solution
The fourth proportional to 1,134,528.40, 1,699,546.20 and 735,446.80 is: 1,101,713.99
Step by Step Solution
- Step 1: Write the proportion equation
1,134,528.40 : 1,699,546.20 = 735,446.80 : x - Step 2: Convert to fraction form
1,134,528.40/1,699,546.20 = 735,446.80/x - Step 3: Cross multiply
1,134,528.40x = 1,699,546.20 × 735,446.80 - Step 4: Simplify right side
1,134,528.40x = 1,249,925,814,242.16 - Step 5: Solve for x
x = 1,249,925,814,242.16/1,134,528.40 - Step 6: Final answer
x = 1,101,713.99
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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.