Finding the Fourth Proportional to 4,168,416.56, 6,252,615.12 and 2,738,128.28
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Solution
The fourth proportional to 4,168,416.56, 6,252,615.12 and 2,738,128.28 is: 4,107,186.04
Step by Step Solution
- Step 1: Write the proportion equation
4,168,416.56 : 6,252,615.12 = 2,738,128.28 : x - Step 2: Convert to fraction form
4,168,416.56/6,252,615.12 = 2,738,128.28/x - Step 3: Cross multiply
4,168,416.56x = 6,252,615.12 × 2,738,128.28 - Step 4: Simplify right side
4,168,416.56x = 17,120,462,284,027.59 - Step 5: Solve for x
x = 17,120,462,284,027.59/4,168,416.56 - Step 6: Final answer
x = 4,107,186.04
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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.