Finding the Fourth Proportional to 5,917,305.80, 8,875,958.70 and 2,551,512.80
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Solution
The fourth proportional to 5,917,305.80, 8,875,958.70 and 2,551,512.80 is: 3,827,269.20
Step by Step Solution
- Step 1: Write the proportion equation
5,917,305.80 : 8,875,958.70 = 2,551,512.80 : x - Step 2: Convert to fraction form
5,917,305.80/8,875,958.70 = 2,551,512.80/x - Step 3: Cross multiply
5,917,305.80x = 8,875,958.70 × 2,551,512.80 - Step 4: Simplify right side
5,917,305.80x = 22,647,122,235,321.36 - Step 5: Solve for x
x = 22,647,122,235,321.36/5,917,305.80 - Step 6: Final answer
x = 3,827,269.20
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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.