Finding the Fourth Proportional to 1,512,701.84, 2,087,528.96 and 824,373.96
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Solution
The fourth proportional to 1,512,701.84, 2,087,528.96 and 824,373.96 is: 1,137,636.29
Step by Step Solution
- Step 1: Write the proportion equation
1,512,701.84 : 2,087,528.96 = 824,373.96 : x - Step 2: Convert to fraction form
1,512,701.84/2,087,528.96 = 824,373.96/x - Step 3: Cross multiply
1,512,701.84x = 2,087,528.96 × 824,373.96 - Step 4: Simplify right side
1,512,701.84x = 1,720,904,515,369.88 - Step 5: Solve for x
x = 1,720,904,515,369.88/1,512,701.84 - Step 6: Final answer
x = 1,137,636.29
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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.