Finding the Fourth Proportional to 4,138,003.73, 6,207,898.99 and 1,259,595.62
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Solution
The fourth proportional to 4,138,003.73, 6,207,898.99 and 1,259,595.62 is: 1,889,665.38
Step by Step Solution
- Step 1: Write the proportion equation
4,138,003.73 : 6,207,898.99 = 1,259,595.62 : x - Step 2: Convert to fraction form
4,138,003.73/6,207,898.99 = 1,259,595.62/x - Step 3: Cross multiply
4,138,003.73x = 6,207,898.99 × 1,259,595.62 - Step 4: Simplify right side
4,138,003.73x = 7,819,442,377,206.43 - Step 5: Solve for x
x = 7,819,442,377,206.43/4,138,003.73 - Step 6: Final answer
x = 1,889,665.38
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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.