Finding the Fourth Proportional to 5,341,402.71, 8,012,114.10 and 1,297,893.96
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Solution
The fourth proportional to 5,341,402.71, 8,012,114.10 and 1,297,893.96 is: 1,946,843.38
Step by Step Solution
- Step 1: Write the proportion equation
5,341,402.71 : 8,012,114.10 = 1,297,893.96 : x - Step 2: Convert to fraction form
5,341,402.71/8,012,114.10 = 1,297,893.96/x - Step 3: Cross multiply
5,341,402.71x = 8,012,114.10 × 1,297,893.96 - Step 4: Simplify right side
5,341,402.71x = 10,398,874,497,220.84 - Step 5: Solve for x
x = 10,398,874,497,220.84/5,341,402.71 - Step 6: Final answer
x = 1,946,843.38
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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.