Finding the Fourth Proportional to 5,579,908.95, 8,372,437.56 and 2,548,204.20
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Solution
The fourth proportional to 5,579,908.95, 8,372,437.56 and 2,548,204.20 is: 3,823,481.84
Step by Step Solution
- Step 1: Write the proportion equation
5,579,908.95 : 8,372,437.56 = 2,548,204.20 : x - Step 2: Convert to fraction form
5,579,908.95/8,372,437.56 = 2,548,204.20/x - Step 3: Cross multiply
5,579,908.95x = 8,372,437.56 × 2,548,204.20 - Step 4: Simplify right side
5,579,908.95x = 21,334,680,554,629.75 - Step 5: Solve for x
x = 21,334,680,554,629.75/5,579,908.95 - Step 6: Final answer
x = 3,823,481.84
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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.