Finding the Fourth Proportional to 4,166,969.91, 6,281,687.09 and 3,889,208.98
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Solution
The fourth proportional to 4,166,969.91, 6,281,687.09 and 3,889,208.98 is: 5,862,963.82
Step by Step Solution
- Step 1: Write the proportion equation
4,166,969.91 : 6,281,687.09 = 3,889,208.98 : x - Step 2: Convert to fraction form
4,166,969.91/6,281,687.09 = 3,889,208.98/x - Step 3: Cross multiply
4,166,969.91x = 6,281,687.09 × 3,889,208.98 - Step 4: Simplify right side
4,166,969.91x = 24,430,793,839,978.07 - Step 5: Solve for x
x = 24,430,793,839,978.07/4,166,969.91 - Step 6: Final answer
x = 5,862,963.82
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.