Finding the Fourth Proportional to 2,740,477.70, 4,110,716.55 and 1,323,301.70
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Solution
The fourth proportional to 2,740,477.70, 4,110,716.55 and 1,323,301.70 is: 1,984,952.55
Step by Step Solution
- Step 1: Write the proportion equation
2,740,477.70 : 4,110,716.55 = 1,323,301.70 : x - Step 2: Convert to fraction form
2,740,477.70/4,110,716.55 = 1,323,301.70/x - Step 3: Cross multiply
2,740,477.70x = 4,110,716.55 × 1,323,301.70 - Step 4: Simplify right side
2,740,477.70x = 5,439,718,198,833.14 - Step 5: Solve for x
x = 5,439,718,198,833.14/2,740,477.70 - Step 6: Final answer
x = 1,984,952.55
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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.