Finding the Fourth Proportional to 1,486,231.52, 2,051,125.99 and 841,766.36
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Solution
The fourth proportional to 1,486,231.52, 2,051,125.99 and 841,766.36 is: 1,161,709.22
Step by Step Solution
- Step 1: Write the proportion equation
1,486,231.52 : 2,051,125.99 = 841,766.36 : x - Step 2: Convert to fraction form
1,486,231.52/2,051,125.99 = 841,766.36/x - Step 3: Cross multiply
1,486,231.52x = 2,051,125.99 × 841,766.36 - Step 4: Simplify right side
1,486,231.52x = 1,726,568,851,271.47 - Step 5: Solve for x
x = 1,726,568,851,271.47/1,486,231.52 - Step 6: Final answer
x = 1,161,709.22
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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.