Finding the Fourth Proportional to 1,958,007.02, 2,702,220.68 and 1,142,473.44
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Solution
The fourth proportional to 1,958,007.02, 2,702,220.68 and 1,142,473.44 is: 1,576,713.12
Step by Step Solution
- Step 1: Write the proportion equation
1,958,007.02 : 2,702,220.68 = 1,142,473.44 : x - Step 2: Convert to fraction form
1,958,007.02/2,702,220.68 = 1,142,473.44/x - Step 3: Cross multiply
1,958,007.02x = 2,702,220.68 × 1,142,473.44 - Step 4: Simplify right side
1,958,007.02x = 3,087,215,350,206.37 - Step 5: Solve for x
x = 3,087,215,350,206.37/1,958,007.02 - Step 6: Final answer
x = 1,576,713.12
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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.