Finding the Fourth Proportional to 1,366,738.80, 2,051,274.60 and 609,745.20
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Solution
The fourth proportional to 1,366,738.80, 2,051,274.60 and 609,745.20 is: 915,138.17
Step by Step Solution
- Step 1: Write the proportion equation
1,366,738.80 : 2,051,274.60 = 609,745.20 : x - Step 2: Convert to fraction form
1,366,738.80/2,051,274.60 = 609,745.20/x - Step 3: Cross multiply
1,366,738.80x = 2,051,274.60 × 609,745.20 - Step 4: Simplify right side
1,366,738.80x = 1,250,754,841,231.92 - Step 5: Solve for x
x = 1,250,754,841,231.92/1,366,738.80 - Step 6: Final answer
x = 915,138.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.