Finding the Fourth Proportional to 2,067,518.04, 2,852,756.71 and 1,207,912.29
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Solution
The fourth proportional to 2,067,518.04, 2,852,756.71 and 1,207,912.29 is: 1,666,674.64
Step by Step Solution
- Step 1: Write the proportion equation
2,067,518.04 : 2,852,756.71 = 1,207,912.29 : x - Step 2: Convert to fraction form
2,067,518.04/2,852,756.71 = 1,207,912.29/x - Step 3: Cross multiply
2,067,518.04x = 2,852,756.71 × 1,207,912.29 - Step 4: Simplify right side
2,067,518.04x = 3,445,879,890,388.97 - Step 5: Solve for x
x = 3,445,879,890,388.97/2,067,518.04 - Step 6: Final answer
x = 1,666,674.64
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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.