Finding the Fourth Proportional to 3,578,802.87, 5,366,545.43 and 1,334,338.23
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Solution
The fourth proportional to 3,578,802.87, 5,366,545.43 and 1,334,338.23 is: 2,000,888.84
Step by Step Solution
- Step 1: Write the proportion equation
3,578,802.87 : 5,366,545.43 = 1,334,338.23 : x - Step 2: Convert to fraction form
3,578,802.87/5,366,545.43 = 1,334,338.23/x - Step 3: Cross multiply
3,578,802.87x = 5,366,545.43 × 1,334,338.23 - Step 4: Simplify right side
3,578,802.87x = 7,160,786,723,609.10 - Step 5: Solve for x
x = 7,160,786,723,609.10/3,578,802.87 - Step 6: Final answer
x = 2,000,888.84
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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.