Finding the Fourth Proportional to 2,851,157.88, 3,934,597.68 and 1,562,043.96
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Solution
The fourth proportional to 2,851,157.88, 3,934,597.68 and 1,562,043.96 is: 2,155,620.56
Step by Step Solution
- Step 1: Write the proportion equation
2,851,157.88 : 3,934,597.68 = 1,562,043.96 : x - Step 2: Convert to fraction form
2,851,157.88/3,934,597.68 = 1,562,043.96/x - Step 3: Cross multiply
2,851,157.88x = 3,934,597.68 × 1,562,043.96 - Step 4: Simplify right side
2,851,157.88x = 6,146,014,541,074.01 - Step 5: Solve for x
x = 6,146,014,541,074.01/2,851,157.88 - Step 6: Final answer
x = 2,155,620.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.