Finding the Fourth Proportional to 3,850,511.40, 5,775,767.10 and 2,656,117.80
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Solution
The fourth proportional to 3,850,511.40, 5,775,767.10 and 2,656,117.80 is: 3,984,176.70
Step by Step Solution
- Step 1: Write the proportion equation
3,850,511.40 : 5,775,767.10 = 2,656,117.80 : x - Step 2: Convert to fraction form
3,850,511.40/5,775,767.10 = 2,656,117.80/x - Step 3: Cross multiply
3,850,511.40x = 5,775,767.10 × 2,656,117.80 - Step 4: Simplify right side
3,850,511.40x = 15,341,117,802,964.38 - Step 5: Solve for x
x = 15,341,117,802,964.38/3,850,511.40 - Step 6: Final answer
x = 3,984,176.70
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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.