Finding the Fourth Proportional to 5,297,285.79, 7,310,116.76 and 3,092,571.09
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Solution
The fourth proportional to 5,297,285.79, 7,310,116.76 and 3,092,571.09 is: 4,267,667.75
Step by Step Solution
- Step 1: Write the proportion equation
5,297,285.79 : 7,310,116.76 = 3,092,571.09 : x - Step 2: Convert to fraction form
5,297,285.79/7,310,116.76 = 3,092,571.09/x - Step 3: Cross multiply
5,297,285.79x = 7,310,116.76 × 3,092,571.09 - Step 4: Simplify right side
5,297,285.79x = 22,607,055,741,037.61 - Step 5: Solve for x
x = 22,607,055,741,037.61/5,297,285.79 - Step 6: Final answer
x = 4,267,667.75
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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.