Finding the Fourth Proportional to 1,600,309.97, 2,208,629.97 and 1,049,489.13
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Solution
The fourth proportional to 1,600,309.97, 2,208,629.97 and 1,049,489.13 is: 1,448,427.61
Step by Step Solution
- Step 1: Write the proportion equation
1,600,309.97 : 2,208,629.97 = 1,049,489.13 : x - Step 2: Convert to fraction form
1,600,309.97/2,208,629.97 = 1,049,489.13/x - Step 3: Cross multiply
1,600,309.97x = 2,208,629.97 × 1,049,489.13 - Step 4: Simplify right side
1,600,309.97x = 2,317,933,145,707.23 - Step 5: Solve for x
x = 2,317,933,145,707.23/1,600,309.97 - Step 6: Final answer
x = 1,448,427.61
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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.