Finding the Fourth Proportional to 4,166,973.97, 6,281,693.21 and 3,889,213.02
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Solution
The fourth proportional to 4,166,973.97, 6,281,693.21 and 3,889,213.02 is: 5,862,969.92
Step by Step Solution
- Step 1: Write the proportion equation
4,166,973.97 : 6,281,693.21 = 3,889,213.02 : x - Step 2: Convert to fraction form
4,166,973.97/6,281,693.21 = 3,889,213.02/x - Step 3: Cross multiply
4,166,973.97x = 6,281,693.21 × 3,889,213.02 - Step 4: Simplify right side
4,166,973.97x = 24,430,843,029,700.63 - Step 5: Solve for x
x = 24,430,843,029,700.63/4,166,973.97 - Step 6: Final answer
x = 5,862,969.92
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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.