Finding the Fourth Proportional to 3,112,369.44, 4,295,102.64 and 1,754,242.44
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Solution
The fourth proportional to 3,112,369.44, 4,295,102.64 and 1,754,242.44 is: 2,420,873.06
Step by Step Solution
- Step 1: Write the proportion equation
3,112,369.44 : 4,295,102.64 = 1,754,242.44 : x - Step 2: Convert to fraction form
3,112,369.44/4,295,102.64 = 1,754,242.44/x - Step 3: Cross multiply
3,112,369.44x = 4,295,102.64 × 1,754,242.44 - Step 4: Simplify right side
3,112,369.44x = 7,534,651,335,244.04 - Step 5: Solve for x
x = 7,534,651,335,244.04/3,112,369.44 - Step 6: Final answer
x = 2,420,873.06
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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.