Finding the Fourth Proportional to 2,289,580.96, 3,159,463.44 and 1,270,905.52
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Solution
The fourth proportional to 2,289,580.96, 3,159,463.44 and 1,270,905.52 is: 1,753,761.76
Step by Step Solution
- Step 1: Write the proportion equation
2,289,580.96 : 3,159,463.44 = 1,270,905.52 : x - Step 2: Convert to fraction form
2,289,580.96/3,159,463.44 = 1,270,905.52/x - Step 3: Cross multiply
2,289,580.96x = 3,159,463.44 × 1,270,905.52 - Step 4: Simplify right side
2,289,580.96x = 4,015,379,526,134.19 - Step 5: Solve for x
x = 4,015,379,526,134.19/2,289,580.96 - Step 6: Final answer
x = 1,753,761.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.