Finding the Fourth Proportional to 1,512,325.68, 2,086,983.16 and 824,003.19
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Solution
The fourth proportional to 1,512,325.68, 2,086,983.16 and 824,003.19 is: 1,137,110.08
Step by Step Solution
- Step 1: Write the proportion equation
1,512,325.68 : 2,086,983.16 = 824,003.19 : x - Step 2: Convert to fraction form
1,512,325.68/2,086,983.16 = 824,003.19/x - Step 3: Cross multiply
1,512,325.68x = 2,086,983.16 × 824,003.19 - Step 4: Simplify right side
1,512,325.68x = 1,719,680,781,316.28 - Step 5: Solve for x
x = 1,719,680,781,316.28/1,512,325.68 - Step 6: Final answer
x = 1,137,110.08
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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.