Finding the Fourth Proportional to 5,694,210.23, 7,857,988.85 and 3,080,705.93
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Solution
The fourth proportional to 5,694,210.23, 7,857,988.85 and 3,080,705.93 is: 4,251,362.68
Step by Step Solution
- Step 1: Write the proportion equation
5,694,210.23 : 7,857,988.85 = 3,080,705.93 : x - Step 2: Convert to fraction form
5,694,210.23/7,857,988.85 = 3,080,705.93/x - Step 3: Cross multiply
5,694,210.23x = 7,857,988.85 × 3,080,705.93 - Step 4: Simplify right side
5,694,210.23x = 24,208,152,846,387.69 - Step 5: Solve for x
x = 24,208,152,846,387.69/5,694,210.23 - Step 6: Final answer
x = 4,251,362.68
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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.