Finding the Fourth Proportional to 1,517,393.21, 2,274,127.71 and 1,135,316.21
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Solution
The fourth proportional to 1,517,393.21, 2,274,127.71 and 1,135,316.21 is: 1,701,506.26
Step by Step Solution
- Step 1: Write the proportion equation
1,517,393.21 : 2,274,127.71 = 1,135,316.21 : x - Step 2: Convert to fraction form
1,517,393.21/2,274,127.71 = 1,135,316.21/x - Step 3: Cross multiply
1,517,393.21x = 2,274,127.71 × 1,135,316.21 - Step 4: Simplify right side
1,517,393.21x = 2,581,854,041,402.54 - Step 5: Solve for x
x = 2,581,854,041,402.54/1,517,393.21 - Step 6: Final answer
x = 1,701,506.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.