Finding the Fourth Proportional to 3,019,730.71, 4,167,103.44 and 1,643,080.09
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Solution
The fourth proportional to 3,019,730.71, 4,167,103.44 and 1,643,080.09 is: 2,267,382.54
Step by Step Solution
- Step 1: Write the proportion equation
3,019,730.71 : 4,167,103.44 = 1,643,080.09 : x - Step 2: Convert to fraction form
3,019,730.71/4,167,103.44 = 1,643,080.09/x - Step 3: Cross multiply
3,019,730.71x = 4,167,103.44 × 1,643,080.09 - Step 4: Simplify right side
3,019,730.71x = 6,846,884,695,234.51 - Step 5: Solve for x
x = 6,846,884,695,234.51/3,019,730.71 - Step 6: Final answer
x = 2,267,382.54
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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.