Finding the Fourth Proportional to 2,077,568.10, 3,115,574.55 and 729,209.70
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Solution
The fourth proportional to 2,077,568.10, 3,115,574.55 and 729,209.70 is: 1,093,541.62
Step by Step Solution
- Step 1: Write the proportion equation
2,077,568.10 : 3,115,574.55 = 729,209.70 : x - Step 2: Convert to fraction form
2,077,568.10/3,115,574.55 = 729,209.70/x - Step 3: Cross multiply
2,077,568.10x = 3,115,574.55 × 729,209.70 - Step 4: Simplify right side
2,077,568.10x = 2,271,907,182,933.13 - Step 5: Solve for x
x = 2,271,907,182,933.13/2,077,568.10 - Step 6: Final answer
x = 1,093,541.62
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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.