Finding the Fourth Proportional to 1,770,991.02, 2,656,676.36 and 491,603.88
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Solution
The fourth proportional to 1,770,991.02, 2,656,676.36 and 491,603.88 is: 737,458.52
Step by Step Solution
- Step 1: Write the proportion equation
1,770,991.02 : 2,656,676.36 = 491,603.88 : x - Step 2: Convert to fraction form
1,770,991.02/2,656,676.36 = 491,603.88/x - Step 3: Cross multiply
1,770,991.02x = 2,656,676.36 × 491,603.88 - Step 4: Simplify right side
1,770,991.02x = 1,306,032,416,980.53 - Step 5: Solve for x
x = 1,306,032,416,980.53/1,770,991.02 - Step 6: Final answer
x = 737,458.52
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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.