Finding the Fourth Proportional to 4,601,872.26, 6,902,808.39 and 1,406,998.44
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Solution
The fourth proportional to 4,601,872.26, 6,902,808.39 and 1,406,998.44 is: 2,110,497.66
Step by Step Solution
- Step 1: Write the proportion equation
4,601,872.26 : 6,902,808.39 = 1,406,998.44 : x - Step 2: Convert to fraction form
4,601,872.26/6,902,808.39 = 1,406,998.44/x - Step 3: Cross multiply
4,601,872.26x = 6,902,808.39 × 1,406,998.44 - Step 4: Simplify right side
4,601,872.26x = 9,712,240,636,348.91 - Step 5: Solve for x
x = 9,712,240,636,348.91/4,601,872.26 - Step 6: Final answer
x = 2,110,497.66
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1.5x scale
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.