Finding the Fourth Proportional to 3,896,167.17, 5,376,717.99 and 2,177,287.68
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Solution
The fourth proportional to 3,896,167.17, 5,376,717.99 and 2,177,287.68 is: 3,004,661.08
Step by Step Solution
- Step 1: Write the proportion equation
3,896,167.17 : 5,376,717.99 = 2,177,287.68 : x - Step 2: Convert to fraction form
3,896,167.17/5,376,717.99 = 2,177,287.68/x - Step 3: Cross multiply
3,896,167.17x = 5,376,717.99 × 2,177,287.68 - Step 4: Simplify right side
3,896,167.17x = 11,706,661,838,461.37 - Step 5: Solve for x
x = 11,706,661,838,461.37/3,896,167.17 - Step 6: Final answer
x = 3,004,661.08
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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.