Finding the Fourth Proportional to 2,601,745.12, 3,902,617.60 and 1,715,073.76
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Solution
The fourth proportional to 2,601,745.12, 3,902,617.60 and 1,715,073.76 is: 2,572,610.59
Step by Step Solution
- Step 1: Write the proportion equation
2,601,745.12 : 3,902,617.60 = 1,715,073.76 : x - Step 2: Convert to fraction form
2,601,745.12/3,902,617.60 = 1,715,073.76/x - Step 3: Cross multiply
2,601,745.12x = 3,902,617.60 × 1,715,073.76 - Step 4: Simplify right side
2,601,745.12x = 6,693,277,041,074.18 - Step 5: Solve for x
x = 6,693,277,041,074.18/2,601,745.12 - Step 6: Final answer
x = 2,572,610.59
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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.