Finding the Fourth Proportional to 2,845,662.21, 4,268,178.86 and 715,747.14
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Solution
The fourth proportional to 2,845,662.21, 4,268,178.86 and 715,747.14 is: 1,073,541.62
Step by Step Solution
- Step 1: Write the proportion equation
2,845,662.21 : 4,268,178.86 = 715,747.14 : x - Step 2: Convert to fraction form
2,845,662.21/4,268,178.86 = 715,747.14/x - Step 3: Cross multiply
2,845,662.21x = 4,268,178.86 × 715,747.14 - Step 4: Simplify right side
2,845,662.21x = 3,054,936,808,474.73 - Step 5: Solve for x
x = 3,054,936,808,474.73/2,845,662.21 - Step 6: Final answer
x = 1,073,541.62
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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.