Finding the Fourth Proportional to 2,555,856.30, 3,841,657.65 and 2,414,138.70
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Solution
The fourth proportional to 2,555,856.30, 3,841,657.65 and 2,414,138.70 is: 3,628,644.70
Step by Step Solution
- Step 1: Write the proportion equation
2,555,856.30 : 3,841,657.65 = 2,414,138.70 : x - Step 2: Convert to fraction form
2,555,856.30/3,841,657.65 = 2,414,138.70/x - Step 3: Cross multiply
2,555,856.30x = 3,841,657.65 × 2,414,138.70 - Step 4: Simplify right side
2,555,856.30x = 9,274,294,405,016.06 - Step 5: Solve for x
x = 9,274,294,405,016.06/2,555,856.30 - Step 6: Final answer
x = 3,628,644.70
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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.