Finding the Fourth Proportional to 4,889,125.98, 7,331,228.60 and 1,693,394.10
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Solution
The fourth proportional to 4,889,125.98, 7,331,228.60 and 1,693,394.10 is: 2,539,238.98
Step by Step Solution
- Step 1: Write the proportion equation
4,889,125.98 : 7,331,228.60 = 1,693,394.10 : x - Step 2: Convert to fraction form
4,889,125.98/7,331,228.60 = 1,693,394.10/x - Step 3: Cross multiply
4,889,125.98x = 7,331,228.60 × 1,693,394.10 - Step 4: Simplify right side
4,889,125.98x = 12,414,659,248,524.29 - Step 5: Solve for x
x = 12,414,659,248,524.29/4,889,125.98 - Step 6: Final answer
x = 2,539,238.98
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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.