Finding the Fourth Proportional to 4,084,141.36, 6,126,941.64 and 1,388,324.88
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Solution
The fourth proportional to 4,084,141.36, 6,126,941.64 and 1,388,324.88 is: 2,082,735.33
Step by Step Solution
- Step 1: Write the proportion equation
4,084,141.36 : 6,126,941.64 = 1,388,324.88 : x - Step 2: Convert to fraction form
4,084,141.36/6,126,941.64 = 1,388,324.88/x - Step 3: Cross multiply
4,084,141.36x = 6,126,941.64 × 1,388,324.88 - Step 4: Simplify right side
4,084,141.36x = 8,506,185,517,120.00 - Step 5: Solve for x
x = 8,506,185,517,120.00/4,084,141.36 - Step 6: Final answer
x = 2,082,735.33
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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.