Finding the Fourth Proportional to 5,873,220.80, 8,807,757.60 and 2,086,827.20
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Solution
The fourth proportional to 5,873,220.80, 8,807,757.60 and 2,086,827.20 is: 3,129,504.02
Step by Step Solution
- Step 1: Write the proportion equation
5,873,220.80 : 8,807,757.60 = 2,086,827.20 : x - Step 2: Convert to fraction form
5,873,220.80/8,807,757.60 = 2,086,827.20/x - Step 3: Cross multiply
5,873,220.80x = 8,807,757.60 × 2,086,827.20 - Step 4: Simplify right side
5,873,220.80x = 18,380,268,130,686.72 - Step 5: Solve for x
x = 18,380,268,130,686.72/5,873,220.80 - Step 6: Final answer
x = 3,129,504.02
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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.