Finding the Fourth Proportional to 4,119,625.20, 6,179,437.80 and 3,951,663.60
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Solution
The fourth proportional to 4,119,625.20, 6,179,437.80 and 3,951,663.60 is: 5,927,495.40
Step by Step Solution
- Step 1: Write the proportion equation
4,119,625.20 : 6,179,437.80 = 3,951,663.60 : x - Step 2: Convert to fraction form
4,119,625.20/6,179,437.80 = 3,951,663.60/x - Step 3: Cross multiply
4,119,625.20x = 6,179,437.80 × 3,951,663.60 - Step 4: Simplify right side
4,119,625.20x = 24,419,059,422,724.08 - Step 5: Solve for x
x = 24,419,059,422,724.08/4,119,625.20 - Step 6: Final answer
x = 5,927,495.40
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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.