Finding the Fourth Proportional to 4,130,788.69, 6,198,608.18 and 1,734,449.05
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Solution
The fourth proportional to 4,130,788.69, 6,198,608.18 and 1,734,449.05 is: 2,602,691.85
Step by Step Solution
- Step 1: Write the proportion equation
4,130,788.69 : 6,198,608.18 = 1,734,449.05 : x - Step 2: Convert to fraction form
4,130,788.69/6,198,608.18 = 1,734,449.05/x - Step 3: Cross multiply
4,130,788.69x = 6,198,608.18 × 1,734,449.05 - Step 4: Simplify right side
4,130,788.69x = 10,751,170,069,123.23 - Step 5: Solve for x
x = 10,751,170,069,123.23/4,130,788.69 - Step 6: Final answer
x = 2,602,691.85
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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.