Finding the Fourth Proportional to 739,114.10, 1,108,671.15 and 732,115.70
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Solution
The fourth proportional to 739,114.10, 1,108,671.15 and 732,115.70 is: 1,098,173.55
Step by Step Solution
- Step 1: Write the proportion equation
739,114.10 : 1,108,671.15 = 732,115.70 : x - Step 2: Convert to fraction form
739,114.10/1,108,671.15 = 732,115.70/x - Step 3: Cross multiply
739,114.10x = 1,108,671.15 × 732,115.70 - Step 4: Simplify right side
739,114.10x = 811,675,555,052.06 - Step 5: Solve for x
x = 811,675,555,052.06/739,114.10 - Step 6: Final answer
x = 1,098,173.55
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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.