Finding the Fourth Proportional to 1,767,349.26, 2,438,792.34 and 992,919.42
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Solution
The fourth proportional to 1,767,349.26, 2,438,792.34 and 992,919.42 is: 1,370,144.73
Step by Step Solution
- Step 1: Write the proportion equation
1,767,349.26 : 2,438,792.34 = 992,919.42 : x - Step 2: Convert to fraction form
1,767,349.26/2,438,792.34 = 992,919.42/x - Step 3: Cross multiply
1,767,349.26x = 2,438,792.34 × 992,919.42 - Step 4: Simplify right side
1,767,349.26x = 2,421,524,275,733.24 - Step 5: Solve for x
x = 2,421,524,275,733.24/1,767,349.26 - Step 6: Final answer
x = 1,370,144.73
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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.