Finding the Fourth Proportional to 4,320,696.74, 6,485,112.92 and 2,192,308.34
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Solution
The fourth proportional to 4,320,696.74, 6,485,112.92 and 2,192,308.34 is: 3,290,526.50
Step by Step Solution
- Step 1: Write the proportion equation
4,320,696.74 : 6,485,112.92 = 2,192,308.34 : x - Step 2: Convert to fraction form
4,320,696.74/6,485,112.92 = 2,192,308.34/x - Step 3: Cross multiply
4,320,696.74x = 6,485,112.92 × 2,192,308.34 - Step 4: Simplify right side
4,320,696.74x = 14,217,367,113,412.96 - Step 5: Solve for x
x = 14,217,367,113,412.96/4,320,696.74 - Step 6: Final answer
x = 3,290,526.50
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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.