Finding the Fourth Proportional to 4,420,793.76, 6,631,190.64 and 2,924,535.84
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Solution
The fourth proportional to 4,420,793.76, 6,631,190.64 and 2,924,535.84 is: 4,386,803.76
Step by Step Solution
- Step 1: Write the proportion equation
4,420,793.76 : 6,631,190.64 = 2,924,535.84 : x - Step 2: Convert to fraction form
4,420,793.76/6,631,190.64 = 2,924,535.84/x - Step 3: Cross multiply
4,420,793.76x = 6,631,190.64 × 2,924,535.84 - Step 4: Simplify right side
4,420,793.76x = 19,393,154,688,552.54 - Step 5: Solve for x
x = 19,393,154,688,552.54/4,420,793.76 - Step 6: Final answer
x = 4,386,803.76
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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.