Finding the Fourth Proportional to 3,455,022.25, 4,769,459.58 and 2,231,924.14
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Solution
The fourth proportional to 3,455,022.25, 4,769,459.58 and 2,231,924.14 is: 3,081,042.96
Step by Step Solution
- Step 1: Write the proportion equation
3,455,022.25 : 4,769,459.58 = 2,231,924.14 : x - Step 2: Convert to fraction form
3,455,022.25/4,769,459.58 = 2,231,924.14/x - Step 3: Cross multiply
3,455,022.25x = 4,769,459.58 × 2,231,924.14 - Step 4: Simplify right side
3,455,022.25x = 10,645,071,971,356.26 - Step 5: Solve for x
x = 10,645,071,971,356.26/3,455,022.25 - Step 6: Final answer
x = 3,081,042.96
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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.