Finding the Fourth Proportional to 1,717,767.65, 2,369,987.76 and 992,350.68
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Solution
The fourth proportional to 1,717,767.65, 2,369,987.76 and 992,350.68 is: 1,369,136.84
Step by Step Solution
- Step 1: Write the proportion equation
1,717,767.65 : 2,369,987.76 = 992,350.68 : x - Step 2: Convert to fraction form
1,717,767.65/2,369,987.76 = 992,350.68/x - Step 3: Cross multiply
1,717,767.65x = 2,369,987.76 × 992,350.68 - Step 4: Simplify right side
1,717,767.65x = 2,351,858,965,227.68 - Step 5: Solve for x
x = 2,351,858,965,227.68/1,717,767.65 - Step 6: Final answer
x = 1,369,136.84
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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.