Finding the Fourth Proportional to 5,303,265.99, 7,955,213.37 and 1,660,677.15
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Solution
The fourth proportional to 5,303,265.99, 7,955,213.37 and 1,660,677.15 is: 2,491,114.17
Step by Step Solution
- Step 1: Write the proportion equation
5,303,265.99 : 7,955,213.37 = 1,660,677.15 : x - Step 2: Convert to fraction form
5,303,265.99/7,955,213.37 = 1,660,677.15/x - Step 3: Cross multiply
5,303,265.99x = 7,955,213.37 × 1,660,677.15 - Step 4: Simplify right side
5,303,265.99x = 13,211,041,066,933.49 - Step 5: Solve for x
x = 13,211,041,066,933.49/5,303,265.99 - Step 6: Final answer
x = 2,491,114.17
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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.