Finding the Fourth Proportional to 5,440,188.64, 7,507,475.94 and 2,992,958.32
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Solution
The fourth proportional to 5,440,188.64, 7,507,475.94 and 2,992,958.32 is: 4,130,291.07
Step by Step Solution
- Step 1: Write the proportion equation
5,440,188.64 : 7,507,475.94 = 2,992,958.32 : x - Step 2: Convert to fraction form
5,440,188.64/7,507,475.94 = 2,992,958.32/x - Step 3: Cross multiply
5,440,188.64x = 7,507,475.94 × 2,992,958.32 - Step 4: Simplify right side
5,440,188.64x = 22,469,562,576,822.82 - Step 5: Solve for x
x = 22,469,562,576,822.82/5,440,188.64 - Step 6: Final answer
x = 4,130,291.07
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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.