Finding the Fourth Proportional to 5,754,787.29, 7,941,606.93 and 3,176,468.73
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Solution
The fourth proportional to 5,754,787.29, 7,941,606.93 and 3,176,468.73 is: 4,383,527.11
Step by Step Solution
- Step 1: Write the proportion equation
5,754,787.29 : 7,941,606.93 = 3,176,468.73 : x - Step 2: Convert to fraction form
5,754,787.29/7,941,606.93 = 3,176,468.73/x - Step 3: Cross multiply
5,754,787.29x = 7,941,606.93 × 3,176,468.73 - Step 4: Simplify right side
5,754,787.29x = 25,226,266,079,096.30 - Step 5: Solve for x
x = 25,226,266,079,096.30/5,754,787.29 - Step 6: Final answer
x = 4,383,527.11
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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.