Finding the Fourth Proportional to 4,193,813.18, 5,784,133.56 and 2,722,112.84
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Solution
The fourth proportional to 4,193,813.18, 5,784,133.56 and 2,722,112.84 is: 3,754,355.18
Step by Step Solution
- Step 1: Write the proportion equation
4,193,813.18 : 5,784,133.56 = 2,722,112.84 : x - Step 2: Convert to fraction form
4,193,813.18/5,784,133.56 = 2,722,112.84/x - Step 3: Cross multiply
4,193,813.18x = 5,784,133.56 × 2,722,112.84 - Step 4: Simplify right side
4,193,813.18x = 15,745,064,203,030.24 - Step 5: Solve for x
x = 15,745,064,203,030.24/4,193,813.18 - Step 6: Final answer
x = 3,754,355.18
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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.