Finding the Fourth Proportional to 5,413,352.12, 7,467,921.79 and 4,793,788.69
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Solution
The fourth proportional to 5,413,352.12, 7,467,921.79 and 4,793,788.69 is: 6,613,210.86
Step by Step Solution
- Step 1: Write the proportion equation
5,413,352.12 : 7,467,921.79 = 4,793,788.69 : x - Step 2: Convert to fraction form
5,413,352.12/7,467,921.79 = 4,793,788.69/x - Step 3: Cross multiply
5,413,352.12x = 7,467,921.79 × 4,793,788.69 - Step 4: Simplify right side
5,413,352.12x = 35,799,639,008,036.20 - Step 5: Solve for x
x = 35,799,639,008,036.20/5,413,352.12 - Step 6: Final answer
x = 6,613,210.86
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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.