Finding the Fourth Proportional to 5,598,485.36, 7,729,628.28 and 4,307,047.28
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Solution
The fourth proportional to 5,598,485.36, 7,729,628.28 and 4,307,047.28 is: 5,946,585.96
Step by Step Solution
- Step 1: Write the proportion equation
5,598,485.36 : 7,729,628.28 = 4,307,047.28 : x - Step 2: Convert to fraction form
5,598,485.36/7,729,628.28 = 4,307,047.28/x - Step 3: Cross multiply
5,598,485.36x = 7,729,628.28 × 4,307,047.28 - Step 4: Simplify right side
5,598,485.36x = 33,291,874,458,785.08 - Step 5: Solve for x
x = 33,291,874,458,785.08/5,598,485.36 - Step 6: Final answer
x = 5,946,585.96
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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.