Finding the Fourth Proportional to 2,283,544.40, 3,430,567.56 and 1,611,175.28
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Solution
The fourth proportional to 2,283,544.40, 3,430,567.56 and 1,611,175.28 is: 2,420,467.78
Step by Step Solution
- Step 1: Write the proportion equation
2,283,544.40 : 3,430,567.56 = 1,611,175.28 : x - Step 2: Convert to fraction form
2,283,544.40/3,430,567.56 = 1,611,175.28/x - Step 3: Cross multiply
2,283,544.40x = 3,430,567.56 × 1,611,175.28 - Step 4: Simplify right side
2,283,544.40x = 5,527,245,649,041.92 - Step 5: Solve for x
x = 5,527,245,649,041.92/2,283,544.40 - Step 6: Final answer
x = 2,420,467.78
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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.