Finding the Fourth Proportional to 4,412,477.39, 6,618,733.36 and 2,916,236.75
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Solution
The fourth proportional to 4,412,477.39, 6,618,733.36 and 2,916,236.75 is: 4,374,366.54
Step by Step Solution
- Step 1: Write the proportion equation
4,412,477.39 : 6,618,733.36 = 2,916,236.75 : x - Step 2: Convert to fraction form
4,412,477.39/6,618,733.36 = 2,916,236.75/x - Step 3: Cross multiply
4,412,477.39x = 6,618,733.36 × 2,916,236.75 - Step 4: Simplify right side
4,412,477.39x = 19,301,793,422,498.72 - Step 5: Solve for x
x = 19,301,793,422,498.72/4,412,477.39 - Step 6: Final answer
x = 4,374,366.54
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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.