Finding the Fourth Proportional to 3,325,160.91, 4,588,772.98 and 1,948,175.13
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Solution
The fourth proportional to 3,325,160.91, 4,588,772.98 and 1,948,175.13 is: 2,688,511.52
Step by Step Solution
- Step 1: Write the proportion equation
3,325,160.91 : 4,588,772.98 = 1,948,175.13 : x - Step 2: Convert to fraction form
3,325,160.91/4,588,772.98 = 1,948,175.13/x - Step 3: Cross multiply
3,325,160.91x = 4,588,772.98 × 1,948,175.13 - Step 4: Simplify right side
3,325,160.91x = 8,939,733,396,851.99 - Step 5: Solve for x
x = 8,939,733,396,851.99/3,325,160.91 - Step 6: Final answer
x = 2,688,511.52
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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.