Finding the Fourth Proportional to 3,889,278.73, 5,833,918.09 and 1,049,390.88
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Solution
The fourth proportional to 3,889,278.73, 5,833,918.09 and 1,049,390.88 is: 1,574,086.32
Step by Step Solution
- Step 1: Write the proportion equation
3,889,278.73 : 5,833,918.09 = 1,049,390.88 : x - Step 2: Convert to fraction form
3,889,278.73/5,833,918.09 = 1,049,390.88/x - Step 3: Cross multiply
3,889,278.73x = 5,833,918.09 × 1,049,390.88 - Step 4: Simplify right side
3,889,278.73x = 6,122,060,438,313.02 - Step 5: Solve for x
x = 6,122,060,438,313.02/3,889,278.73 - Step 6: Final answer
x = 1,574,086.32
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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.