Finding the Fourth Proportional to 3,896,306.62, 5,376,923.04 and 2,177,455.84
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Solution
The fourth proportional to 3,896,306.62, 5,376,923.04 and 2,177,455.84 is: 3,004,900.18
Step by Step Solution
- Step 1: Write the proportion equation
3,896,306.62 : 5,376,923.04 = 2,177,455.84 : x - Step 2: Convert to fraction form
3,896,306.62/5,376,923.04 = 2,177,455.84/x - Step 3: Cross multiply
3,896,306.62x = 5,376,923.04 × 2,177,455.84 - Step 4: Simplify right side
3,896,306.62x = 11,708,012,474,678.55 - Step 5: Solve for x
x = 11,708,012,474,678.55/3,896,306.62 - Step 6: Final answer
x = 3,004,900.18
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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.