Finding the Fourth Proportional to 759,461.11, 1,132,492.01 and 752,626.05
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Solution
The fourth proportional to 759,461.11, 1,132,492.01 and 752,626.05 is: 1,122,299.72
Step by Step Solution
- Step 1: Write the proportion equation
759,461.11 : 1,132,492.01 = 752,626.05 : x - Step 2: Convert to fraction form
759,461.11/1,132,492.01 = 752,626.05/x - Step 3: Cross multiply
759,461.11x = 1,132,492.01 × 752,626.05 - Step 4: Simplify right side
759,461.11x = 852,342,991,805.05 - Step 5: Solve for x
x = 852,342,991,805.05/759,461.11 - Step 6: Final answer
x = 1,122,299.72
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.