Finding the Fourth Proportional to 2,474,478.08, 3,711,856.80 and 768,863.60
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Solution
The fourth proportional to 2,474,478.08, 3,711,856.80 and 768,863.60 is: 1,153,338.80
Step by Step Solution
- Step 1: Write the proportion equation
2,474,478.08 : 3,711,856.80 = 768,863.60 : x - Step 2: Convert to fraction form
2,474,478.08/3,711,856.80 = 768,863.60/x - Step 3: Cross multiply
2,474,478.08x = 3,711,856.80 × 768,863.60 - Step 4: Simplify right side
2,474,478.08x = 2,853,911,581,932.48 - Step 5: Solve for x
x = 2,853,911,581,932.48/2,474,478.08 - Step 6: Final answer
x = 1,153,338.80
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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.