Finding the Fourth Proportional to 2,365,471.64, 3,264,352.11 and 1,277,743.19
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Solution
The fourth proportional to 2,365,471.64, 3,264,352.11 and 1,277,743.19 is: 1,763,286.28
Step by Step Solution
- Step 1: Write the proportion equation
2,365,471.64 : 3,264,352.11 = 1,277,743.19 : x - Step 2: Convert to fraction form
2,365,471.64/3,264,352.11 = 1,277,743.19/x - Step 3: Cross multiply
2,365,471.64x = 3,264,352.11 × 1,277,743.19 - Step 4: Simplify right side
2,365,471.64x = 4,171,003,678,314.63 - Step 5: Solve for x
x = 4,171,003,678,314.63/2,365,471.64 - Step 6: Final answer
x = 1,763,286.28
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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.