Finding the Fourth Proportional to 4,419,875.76, 6,629,813.76 and 2,923,617.84
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Solution
The fourth proportional to 4,419,875.76, 6,629,813.76 and 2,923,617.84 is: 4,385,426.84
Step by Step Solution
- Step 1: Write the proportion equation
4,419,875.76 : 6,629,813.76 = 2,923,617.84 : x - Step 2: Convert to fraction form
4,419,875.76/6,629,813.76 = 2,923,617.84/x - Step 3: Cross multiply
4,419,875.76x = 6,629,813.76 × 2,923,617.84 - Step 4: Simplify right side
4,419,875.76x = 19,383,041,784,613.48 - Step 5: Solve for x
x = 19,383,041,784,613.48/4,419,875.76 - Step 6: Final answer
x = 4,385,426.84
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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.