Finding the Fourth Proportional to 1,135,489.23, 1,566,922.41 and 651,713.88
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Solution
The fourth proportional to 1,135,489.23, 1,566,922.41 and 651,713.88 is: 899,334.89
Step by Step Solution
- Step 1: Write the proportion equation
1,135,489.23 : 1,566,922.41 = 651,713.88 : x - Step 2: Convert to fraction form
1,135,489.23/1,566,922.41 = 651,713.88/x - Step 3: Cross multiply
1,135,489.23x = 1,566,922.41 × 651,713.88 - Step 4: Simplify right side
1,135,489.23x = 1,021,185,083,480.05 - Step 5: Solve for x
x = 1,021,185,083,480.05/1,135,489.23 - Step 6: Final answer
x = 899,334.89
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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.