Finding the Fourth Proportional to 3,377,193.69, 4,660,471.66 and 1,828,442.99
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Solution
The fourth proportional to 3,377,193.69, 4,660,471.66 and 1,828,442.99 is: 2,523,221.21
Step by Step Solution
- Step 1: Write the proportion equation
3,377,193.69 : 4,660,471.66 = 1,828,442.99 : x - Step 2: Convert to fraction form
3,377,193.69/4,660,471.66 = 1,828,442.99/x - Step 3: Cross multiply
3,377,193.69x = 4,660,471.66 × 1,828,442.99 - Step 4: Simplify right side
3,377,193.69x = 8,521,406,736,820.66 - Step 5: Solve for x
x = 8,521,406,736,820.66/3,377,193.69 - Step 6: Final answer
x = 2,523,221.21
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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.